Brazil’s Foreign Policy: Priorities, Alliances and Legal Commitments

Introduction

Brazil's foreign policy is guided by constitutional principles of national independence, sovereign equality, nonintervention, human rights, peaceful dispute settlement, and international cooperation. Established by Article 4 of the 1988 Constitution, these principles provide a legal foundation for the country's international conduct. Brazilian diplomacy has also developed a longstanding preference for autonomy in relations with major powers, Latin American integration, and greater participation in international decision-making.

Brazil maintains diplomatic relationships with the United States, China, European countries, Russia, and other influential states while participating in Mercosur, BRICS, and the Group of Twenty (G20). These arrangements serve different purposes and create different legal commitments. Brazil also seeks permanent membership on the United Nations Security Council, arguing that the Council's existing composition does not adequately represent contemporary international realities.

Under President Luiz Inácio Lula da Silva, who returned to office in January 2023, Brazilian foreign policy has emphasized multilateral reform, cooperation among developing countries, environmental diplomacy, and negotiated solutions to international conflicts. These priorities reflect established diplomatic traditions but remain subject to political choices and changing circumstances. Understanding Brazil's international position requires distinguishing enduring constitutional principles from government policies, political partnerships, and binding obligations under international law.

1. Constitutional Foundations of Brazil’s Foreign Policy

The Constitution of the Federative Republic of Brazil, promulgated on October 5, 1988, establishes both the principles governing the country's international relations and the institutional powers through which foreign policy is conducted. Article 4 identifies substantive principles that apply to Brazilian public authorities, while other constitutional provisions allocate responsibility for diplomatic relations and international agreements.

This constitutional framework distinguishes legal commitments from the political priorities of individual administrations. Presidents exercise considerable discretion over diplomatic strategy, international negotiations, and relations with foreign governments. Their decisions nevertheless operate within constitutional limits and remain subject to applicable international obligations.

The Ministry of Foreign Affairs, traditionally known as Itamaraty, is the principal institution responsible for implementing Brazilian diplomacy. Its professional diplomatic service provides administrative continuity across governments, drawing on a long tradition of negotiation and international representation. Foreign-policy direction, however, remains closely associated with presidential authority and the constitutional responsibilities of other federal institutions.

1.1 Article 4: Sovereignty, Rights, and Regional Integration

Article 4 of the 1988 Constitution establishes ten principles governing Brazil's international relations: national independence, prevalence of human rights, self-determination of peoples, nonintervention, equality among states, defense of peace, peaceful settlement of conflicts, rejection of terrorism and racism, cooperation among peoples for humanity's progress, and the granting of political asylum. Its sole paragraph establishes the additional objective of pursuing Latin American economic, political, social, and cultural integration (Constitution of Brazil, 1988, art. 4).

National independence and sovereign equality occupy a prominent position within this framework. They express Brazil's constitutional commitment to political autonomy and its opposition to external domination. Nonintervention reinforces this position by protecting sovereign decision-making against unlawful interference by other states.

The international principle of non-intervention has a distinct legal basis in customary international law. In Military and Paramilitary Activities in and against Nicaragua (Nicaragua v. United States), the International Court of Justice explained that prohibited intervention concerns matters a state is entitled to determine freely and involves coercive interference with those choices. Diplomatic criticism, disagreement, or attempts at persuasion do not automatically satisfy that legal test (ICJ, 1986, paras. 202–205).

Human rights introduce another constitutional consideration. Article 4(II) requires their prevalence in Brazilian international relations, but it does not establish an unrestricted legal authority to intervene in another state's affairs. Nor does the principle of nonintervention eliminate obligations arising from international human rights treaties. The legal consequences depend on the conduct involved and the constitutional and international rules applicable to it.

Brazil's commitment to peaceful settlement corresponds with obligations established by the United Nations Charter. Article 2(3) requires members to settle international disputes by peaceful means, while Article 33 identifies negotiation, mediation, arbitration, judicial settlement, and other available procedures. These provisions help explain Brazil's preference for diplomatic engagement, although international law does not require every dispute to be resolved through the particular method favored by its government.

The Constitution also addresses terrorism, racism, and political asylum. These principles connect Brazilian foreign policy with international human rights protection and regional traditions of asylum, but their implementation depends on more specific legal instruments. Political asylum and refugee protection, for example, arise under different legal arrangements and should not be treated as interchangeable.

Latin American integration receives particular recognition in the sole paragraph of Article 4. Rather than prescribing membership in a single organization, the provision establishes a constitutional objective that successive governments may pursue through different regional institutions. Mercosur is one important expression of that policy, although Brazil's regional diplomacy extends beyond it.

1.2 Executive Diplomacy and Congressional Control

Article 21(I) of the Constitution assigns responsibility for maintaining relations with foreign states and participating in international organizations to the Union. Article 84(VII) gives the President authority to maintain diplomatic relations and accredit diplomatic representatives. Article 84(VIII) addresses presidential competence to conclude treaties, conventions, and international acts, subject to the constitutional requirements governing congressional approval.

The National Congress participates in this process through Article 49(I), which assigns it responsibility for deciding definitively on treaties, agreements, or international acts involving burdensome commitments or obligations affecting the national patrimony. Brazil's treaty-making system consequently involves both executive and legislative powers. The precise procedure depends on the nature of the instrument and the constitutional rules applicable to it.

International agreements also require distinctions between negotiation, signature, congressional approval, ratification, and entry into force. Signature does not invariably make Brazil internationally bound, while congressional approval alone does not necessarily complete the international process of expressing consent. Domestic promulgation serves a separate function within Brazil's legal order.

Itamaraty ordinarily manages diplomatic negotiations and official relations under presidential direction. Congress and the judiciary may also become relevant when international commitments require legislative action or raise questions of constitutional interpretation. This distribution of authority is particularly significant where an international agreement concerns matters already regulated by domestic law.

2. Brazil’s Foreign Policy Priorities Under Lula

President Lula's return to office in January 2023 brought renewed emphasis on multilateral diplomacy, cooperation among developing countries, climate policy, and the reform of international institutions. These priorities have historical precedents, but their contemporary expression reflects the political and international circumstances confronting the administration.

Brazilian diplomatic traditions developed well before the 1988 Constitution. José Maria da Silva Paranhos Júnior, the Baron of Rio Branco, served as foreign minister from 1902 until 1912 and became closely associated with negotiated boundary settlements. His diplomacy contributed to Brazil's territorial consolidation and strengthened the association between Brazilian foreign affairs, legal argument, and negotiated dispute resolution.

Brazil was also among the founding members of the United Nations in 1945. Its participation in the organization became a lasting feature of its international engagement. During the early 1960s, the Independent Foreign Policy associated with Presidents Jânio Quadros and João Goulart sought broader diplomatic relationships beyond established Cold War alignments.

The military regime that governed Brazil from 1964 to 1985 pursued different diplomatic orientations over time. Its external relations included periods of close cooperation with the United States and subsequent efforts to diversify international partnerships. Democratization and the adoption of the 1988 Constitution placed foreign policy within a new institutional framework, while cooperation with Argentina contributed to the regional rapprochement preceding Mercosur's establishment.

Lula's current priorities draw selectively on these traditions. Strategic autonomy, international development cooperation, and support for multilateral institutions have appeared under different Brazilian governments, but their interpretation has never been entirely uniform. The present administration's approach is best understood as a contemporary political program operating within a longer diplomatic history.

2.1 Strategic Autonomy and Multilateral Reform

Strategic autonomy describes Brazil's preference for preserving discretion over its international decisions while maintaining relationships with competing centers of political influence. It does not imply diplomatic isolation or freedom from treaty obligations. Brazilian governments have generally sought room to negotiate with different partners rather than accept a permanent division of foreign policy into opposing geopolitical camps.

The concept acquired particular significance during the Cold War, when the Independent Foreign Policy attempted to broaden Brazil's international engagement beyond automatic alignment with either superpower. Contemporary circumstances differ, but the objective of maintaining diversified relationships remains recognizable in Brazilian diplomacy.

Under Lula, this approach has been associated with support for a multipolar international order. Foreign Minister Mauro Vieira's February 2025 address at the Fundação Getulio Vargas explicitly connected Brazilian diplomacy with reforming global governance, strengthening multilateral institutions, and expanding the influence of developing countries. The speech also identified multipolarity as an objective of Brazilian foreign policy rather than merely a description of international conditions.

Brazil's participation in BRICS illustrates this approach. Cooperation with China and Russia creates opportunities for consultation on institutional reform and development, while Brazil simultaneously maintains substantial diplomatic relationships with the United States and European governments. These relationships do not require identical positions on international security, regional disputes, or the interpretation of particular legal obligations.

Strategic autonomy nonetheless has practical limits. Brazil may preserve independent diplomatic positions, but its influence depends on the cooperation of other governments and the institutional settings in which decisions are made. International legal obligations also constrain the range of lawful policy choices. The concept cannot be equated with permanent neutrality or an entitlement to disregard binding international decisions.

2.2 Development Cooperation and Climate Diplomacy

International development cooperation has become a prominent element of the Lula administration's diplomatic agenda. Brazil has promoted exchanges concerning poverty reduction, food security, agriculture, public health, and social development. These initiatives draw partly on domestic policy experience and reflect an established interest in cooperation among developing countries.

A significant example was the Global Alliance Against Hunger and Poverty, launched during Brazil's G20 presidency in November 2024. The initiative seeks to connect governments, international organizations, development institutions, and other participants in support of policies addressing hunger and poverty. The G20 Rio de Janeiro Leaders' Declaration expressly recognized its launch and encouraged wider participation.

Brazil's engagement with African countries is also connected to this agenda. Addressing the African Union in February 2024, Lula emphasized greater cooperation between Brazil and African states, including development and reform of international governance. His remarks framed such cooperation around political autonomy and the participation of developing countries in decisions affecting their interests.

Environmental diplomacy has developed alongside these initiatives. The Amazon gives Brazil particular relevance to international discussions concerning forests, biodiversity, land use, and greenhouse gas emissions. Brazilian governments have maintained that international environmental cooperation must respect sovereignty over natural resources, although that principle operates alongside the obligations undertaken through environmental treaties.

Brazil hosted the thirtieth United Nations Climate Change Conference, COP30, in Belém from November 10 to 22, 2025. The conference adopted decisions concerning climate implementation, adaptation, finance, and other elements of the international climate regime. Hosting the negotiations strengthened Brazil's diplomatic visibility, although chairing an international conference is distinct from fulfilling national environmental commitments.

According to figures released by the Brazilian National Institute for Space Research (INPE) on October 16, 2026, deforestation in the Legal Amazon fell to 3,335 square kilometers between August 2025 and July 2026, a reduction of 41.8 percent from the preceding monitoring period. This was the lowest recorded level since the monitoring series began in 1988. The figures establish a measurable decline in forest loss, although they do not independently demonstrate comprehensive compliance with Brazil's international climate obligations.

2.3 Peaceful Settlement and Positions on Armed Conflicts

Brazil's preference for diplomatic negotiation has influenced its responses to major international conflicts. This position draws support from Article 4 of the Constitution and the UN Charter's peaceful-settlement obligations. Its application, however, depends on the circumstances of each conflict and the applicable rules governing territorial integrity, the use of force, and civilian protection.

Russia's invasion of Ukraine illustrates the distinction between legal principle and diplomatic strategy. On March 2, 2022, Brazil voted in favor of United Nations General Assembly Resolution ES-11/1, which deplored Russian aggression and demanded the withdrawal of Russian forces from Ukrainian territory. That vote provides a concrete example of Brazil supporting Ukraine's sovereignty and territorial integrity within the United Nations.

Under Lula, Brazil also pursued diplomatic initiatives intended to encourage negotiations. In May 2024, Brazilian presidential adviser Celso Amorim and Chinese Foreign Minister Wang Yi issued common understandings concerning a political settlement of the war. Their proposals emphasized de-escalation, direct dialogue, and conditions for negotiations. Such initiatives represent diplomatic positions rather than legal determinations concerning territorial title or responsibility for aggression.

These proposals have not eliminated the disagreement over the conditions required for a lawful and politically acceptable settlement. Ukraine's territorial integrity remains protected by international law, and the prohibition of unlawful force cannot be set aside simply because negotiations are proposed. Brazil's ability to facilitate dialogue also depends on whether the parties regard its involvement as acceptable.

The Israeli–Palestinian conflict has raised related questions concerning humanitarian protection, occupation, self-determination, and peaceful settlement. In September 2024, Brazil co-sponsored and voted in favor of a General Assembly resolution addressing the International Court of Justice's advisory opinion concerning Israeli policies and practices in the occupied Palestinian territory. Brazil's Ministry of Foreign Affairs publicly welcomed the resolution's adoption.

Brazilian positions on the conflict have included support for humanitarian protection and a negotiated political settlement. These positions must be distinguished from the binding obligations established by international humanitarian and human rights law. Diplomatic proposals do not determine the legality of military operations, territorial control, or treatment of civilians.

Brazil's conduct in these conflicts demonstrates both the possibilities and limitations of diplomatic autonomy. It may condemn particular conduct, endorse international resolutions, and maintain channels of dialogue with governments holding conflicting positions. Its ability to influence the outcome of hostilities remains dependent on the parties involved and the wider international institutions addressing the disputes.

3. Mercosur, BRICS, and the G20

Mercosur, BRICS, and the G20 are prominent instruments of Brazilian diplomacy, but their purposes and institutional structures differ substantially. Mercosur operates through constitutive treaties and formal institutions. BRICS and the G20 function primarily as forums for political coordination among participating governments.

These differences affect the legal significance of membership. Participation in a treaty-based organization may create obligations under its founding instruments and subsequent legally binding decisions. Political forums can influence international conduct without necessarily possessing independent lawmaking authority or imposing common foreign-policy positions on their members.

Brazil uses these arrangements for distinct diplomatic purposes. Mercosur supports regional integration, BRICS facilitates cooperation among emerging and developing powers, and the G20 provides a setting for consultation among major established and emerging economies. Their activities overlap in some areas, but none should be treated as a substitute for the others.

3.1 Mercosur and Latin American Political Integration

Mercosur, formally the Southern Common Market, was established by the Treaty of Asunción on March 26, 1991. Its founding members were Argentina, Brazil, Paraguay, and Uruguay. The Protocol of Ouro Preto, signed in December 1994, developed the bloc's institutional structure and recognized its international legal personality.

Mercosur emerged from an earlier process of reconciliation and cooperation between Brazil and Argentina following their transitions from military rule. The establishment of regular regional institutions provided a more durable structure for political consultation. For Brazil, participation also gives practical expression to the constitutional objective of Latin American integration.

Democratic governance became an explicit institutional concern through the Protocol of Ushuaia on Democratic Commitment, signed in 1998 and in force since 2002. Its provisions establish procedures and possible measures in response to a rupture of democratic order in a participating state. The protocol demonstrates that Mercosur's institutional development extends beyond its original commercial objectives.

The bloc's membership has changed since its creation. Bolivia acquired the status of a Mercosur state party on August 7, 2024, with a continuing process of incorporating the bloc's rules. Venezuela remains suspended from the rights and obligations associated with its status as a state party under the decision adopted pursuant to the Protocol of Ushuaia.

These distinctions are legally relevant. Bolivia's transitional obligations do not mean that it remains merely a candidate for membership. Venezuela's suspension, meanwhile, cannot be described as an ordinary voluntary withdrawal from the organization.

Brazil also participates in wider regional political arrangements. The Community of Latin American and Caribbean States (CELAC), to which Brazil returned in 2023, provides a forum for consultation among countries throughout Latin America and the Caribbean. Its predominantly political character differs from Mercosur's treaty-based institutional structure.

Mercosur consequently occupies a particular place within Brazilian regional diplomacy. It combines an integration project with political consultation and commitments concerning democratic governance. Its institutional arrangements provide a more formal basis for cooperation than the broader political forums through which Brazil also engages neighboring states.

3.2 BRICS as a Political Coordination Forum

BRICS developed from cooperation among Brazil, Russia, India, and China, with South Africa joining in 2011. Subsequent enlargement expanded the grouping's geographical representation, bringing additional states from Africa, Asia, and the Middle East into its activities. Its diplomatic agenda includes cooperation among emerging economies, development, and reform of international institutions.

Unlike conventional treaty-based international organizations, BRICS has no general constitutive treaty establishing a comprehensive institutional structure. Its rotating presidency coordinates meetings, and political consensus guides much of its collective activity. This arrangement provides flexibility, but it also limits the extent to which the grouping can be treated as an organization possessing independent legal authority.

BRICS members may nevertheless conclude separate binding agreements. The 2014 Agreement on the New Development Bank established an international financial institution with its own legal foundations. The bank's treaty-based status must be distinguished from the character of BRICS as a diplomatic grouping.

For Brazil, BRICS offers opportunities to coordinate positions with influential countries seeking changes in international governance. The grouping is not a military alliance, and its members do not share a single foreign policy. Relations among its participants include significant differences concerning regional conflicts, security priorities, and relations with Western governments.

India hosted the eighteenth BRICS Summit in New Delhi on September 12–13, 2026. The resulting New Delhi Declaration addressed multilateral reform, development, political cooperation, and international affairs. Its commitments are principally political in character and must be distinguished from separately binding international agreements. The declaration's legal status is examined in BRICS Summit 2026: The Legal Status of the New Delhi Declaration.

3.3 The G20 and Global Governance

The Group of Twenty brings together nineteen countries and two regional organizations, the European Union and the African Union. It operates as a forum for international policy coordination rather than a conventional treaty-based organization. Its presidency rotates among members, and it does not maintain a permanent secretariat comparable to those of many established international organizations.

Brazil held the G20 presidency from December 2023 to November 2024. During that period, it emphasized social inclusion and the fight against hunger and poverty, sustainable development and climate action, and reform of international governance. These priorities reflected the Lula administration's attempt to connect domestic policy interests with wider diplomatic initiatives.

The Rio de Janeiro Leaders' Summit, held on November 18–19, 2024, adopted a declaration addressing these objectives. The document recognized the establishment of the Global Alliance Against Hunger and Poverty and reaffirmed cooperation across several areas of international policy.

The G20's diplomatic importance lies partly in its ability to bring governments with divergent geopolitical interests into a common discussion. Its declarations express political commitments and agreed priorities but do not ordinarily constitute treaties. Any independently binding obligation reaffirmed within such a declaration derives its legal authority from the applicable international rule.

Brazil's participation allows it to engage simultaneously with established powers and other developing economies. The forum can influence the priorities of international institutions, although implementation depends on governments and organizations possessing the relevant legal authority and resources.

4. Brazil’s Foreign Relations and Diplomatic Partnerships

Brazil maintains diplomatic relationships with states whose international interests frequently diverge. Its foreign policy has consequently relied on diversified partnerships, institutional consultation, and the preservation of independent diplomatic judgment. These relationships vary considerably in historical significance, political objectives, and legal character.

The United States has long been an important partner in Brazilian foreign affairs. Cooperation has included environmental protection, regional political developments, and multilateral diplomacy. Differences have also emerged over international conflicts and the organization of global institutions. Relations between Brasília and Washington have changed across administrations, reflecting political decisions on both sides.

China occupies a different position in Brazil's international strategy. Their partnership combines extensive economic interdependence with cooperation through BRICS and other diplomatic mechanisms. The 2024 common understandings concerning Ukraine provide a concrete example of bilateral coordination on international security. That initiative did not establish a formal alliance or require Brazil to adopt China's positions on unrelated international disputes.

Brazil's relations with European states and the European Union include climate cooperation, human rights, international institutions, and political consultation. Environmental negotiations have sometimes exposed differences between Brazilian and European priorities, particularly concerning forests and sustainable development. These disagreements coexist with established channels of diplomatic engagement.

Russia is another significant diplomatic partner, notably through BRICS. Brazil's maintenance of relations with Moscow has attracted attention since the invasion of Ukraine, but participation in a common political forum does not establish support for Russia's territorial claims. Brazil's 2022 vote in the General Assembly and its subsequent diplomatic proposals demonstrate that its positions must be assessed through specific actions rather than assumed from institutional membership.

Relations with African countries form a longstanding dimension of Brazilian diplomacy. Historical and linguistic connections support cooperation with Portuguese-speaking states through the Community of Portuguese Language Countries (CPLP). Brazil has also pursued broader political and development cooperation with African governments, including through engagement with the African Union.

The India–Brazil–South Africa Dialogue Forum (IBSA), established in 2003, offers another mechanism for cooperation among developing democracies. Its activities have included political consultation and cooperation concerning development and international institutions. Unlike BRICS, the forum is limited to three participating states, with a different diplomatic composition and history.

Brazil's position in the South Atlantic also informs its relationships with African coastal countries. Regional cooperation has included political consultation and efforts to maintain the South Atlantic as an area of peaceful cooperation. These initiatives should be distinguished from the military arrangements or operational capabilities through which individual governments may pursue security objectives.

In the Americas, Brazil participates in the Organization of American States (OAS), whose Charter establishes obligations concerning sovereign equality, nonintervention, peaceful settlement, and regional cooperation. This participation operates alongside Brazil's engagement through Mercosur and CELAC. The institutional arrangements differ, but together they demonstrate the range of political and legal mechanisms used in Brazilian regional diplomacy.

Brazil's diplomatic relationships are maintained through embassies, permanent missions, consular posts, and official delegations. The international rules governing diplomatic and consular relations are principally associated with the Vienna Conventions of 1961 and 1963. These instruments establish rights and obligations concerning representation, privileges, immunities, and consular functions. They regulate aspects of diplomatic activity without determining the substantive political positions a government must adopt.

Formal alliances require separate legal consideration. Brazil is not a member of NATO, and participation in BRICS, Mercosur, or the G20 does not create a general obligation of mutual military defense. Brazil is, however, a party to the Inter-American Treaty of Reciprocal Assistance, commonly known as the Rio Treaty, signed on September 2, 1947.

Brazil ratified the Rio Treaty on March 5, 1948, and deposited its instrument of ratification on March 25. The treaty entered into force on December 3, 1948. Its provisions establish a regional framework for collective assistance and consultation concerning armed attacks and threats to hemispheric peace.

Article 3 provides that an armed attack by a state against an American state shall be considered an attack against all American states and establishes an undertaking of assistance in meeting the attack through the right of individual or collective self-defense recognized by Article 51 of the UN Charter. Article 8 identifies collective measures that may be agreed upon, including diplomatic, economic, communications-related, and armed-force measures.

Article 20 provides that decisions requiring measures specified in Article 8 are binding on states that have ratified the treaty, subject to an express exception: no state is required to use armed force without its consent. The collective-assistance commitment is consequently genuine, but it does not establish an automatic obligation for Brazil to undertake military operations whenever another treaty party requests support.

Brazil's relationships with major powers and its regional security obligations have different legal foundations. Political cooperation, membership in diplomatic forums, and participation in a collective-security treaty cannot be treated as equivalent forms of alignment. This distinction is essential to understanding both Brazil's diplomatic autonomy and the obligations it has accepted.

5. Brazil’s Campaign for a Permanent Security Council Seat

Brazil has pursued permanent membership on the United Nations Security Council for decades. Its campaign reflects the view that the Council's existing composition does not adequately represent contemporary international conditions or the geographical diversity of UN membership. Reform of the Council remains a central objective of Brazilian multilateral diplomacy.

Under Article 23 of the UN Charter, the Security Council consists of fifteen members: five permanent members and ten members elected by the General Assembly for two-year terms. The permanent members are China, France, Russia, the United Kingdom, and the United States. Brazil has served repeatedly as an elected member, most recently during 2022–2023.

Brazil's candidacy is supported by political arguments concerning geographical representation, participation in international institutions, and the underrepresentation of Latin America in the Council's permanent category. These considerations do not establish a legal entitlement to permanent membership. Changes to the Council's composition depend on agreement among UN members and the procedures established by the Charter.

5.1 The G4 and Rival Reform Proposals

Brazil coordinates its Security Council reform campaign with Germany, India, and Japan through the G4. The grouping advocates enlargement of both permanent and nonpermanent membership to reflect changes in international representation since the United Nations was established in 1945.

The G4 argues that the existing composition affects the Council's legitimacy, credibility, and capacity to respond to contemporary international problems. Its proposals emphasize representation for regions that remain underrepresented or unrepresented in permanent membership, including Africa and Latin America.

On September 22, 2026, the foreign ministers of Brazil, Germany, India, and Japan issued a joint statement following consultations in New York. The statement renewed their support for enlargement in both membership categories and welcomed efforts by African states to advance their own reform model. It also criticized the lack of concrete progress within the United Nations' intergovernmental negotiations.

Other governments support different arrangements. The Uniting for Consensus group has opposed the creation of additional permanent national seats, instead advancing approaches centered on elected representation. The African Common Position, associated with the Ezulwini Consensus, calls for greater African representation, including permanent seats and equal veto privileges while that power continues to exist.

These proposals address different understandings of institutional equality and representation. Increasing elected membership would expand participation without necessarily extending the permanent status enjoyed by the existing five members. Creating new permanent seats could improve geographical representation but would also require decisions about their selection, tenure, and powers.

Regional political support cannot be presumed from geographical identity alone. Latin American governments do not necessarily agree that Brazil should occupy a permanent seat on behalf of the region. The same problem arises in discussions concerning which states should hold new permanent seats in Africa or Asia.

The continuing disagreement concerns the allocation of institutional authority rather than the general proposition that the Council should become more representative. Brazil's campaign has attracted diplomatic support, but there is no agreed reform model capable of satisfying the principal competing positions.

5.2 Charter Amendment and the Veto Question

Permanent enlargement of the Security Council requires amendment of the United Nations Charter. Article 108 provides that amendments enter into force after adoption by a two-thirds vote of the General Assembly and ratification by two-thirds of UN members, including all five existing permanent members, in accordance with their respective constitutional processes.

The existing permanent members consequently possess an indispensable role in the ratification of structural reform. Even extensive support elsewhere in the General Assembly cannot bring an amendment into force without their participation in the required ratification process.

Article 109 establishes a separate procedure for convening a general conference to review the Charter. It likewise requires ratification by two-thirds of UN members, including all five permanent members, for changes recommended by such a conference to enter into force. The alternative procedure does not eliminate the existing permanent members' decisive role in Charter amendment.

The veto creates an additional institutional difficulty. Article 27 establishes voting requirements for Security Council decisions and preserves the special position of permanent members in substantive voting. Proposals to expand permanent membership must consequently address whether additional members would receive equivalent veto privileges.

Some reform models have contemplated new permanent seats without immediately extending veto rights. Others seek equality among permanent members or advocate limiting the veto more generally. These alternatives raise different questions concerning the balance between geographical representation and the Council's capacity to adopt decisions.

The Security Council reform debate cannot be resolved through a simple increase in the number of seats. Altering permanent membership or veto arrangements requires an agreed legal design and the relevant Charter amendment process. The General Assembly cannot independently confer permanent membership on Brazil through an ordinary political resolution.

Brazil's campaign illustrates the limits of diplomatic influence within an institution whose constitutional structure gives particular states special powers. Its candidacy remains a political objective supported by arguments about representation and institutional legitimacy. Achieving it depends on international agreement that Brazil cannot secure unilaterally.

6. The International Legal Commitments of Brazil

Brazil's international obligations arise through treaties, customary international law, and other recognized legal sources. These commitments differ from diplomatic preferences, political declarations, and voluntary cooperation initiatives. Their legal effect depends on the relevant instrument or rule and the conditions governing its application.

The Constitution regulates how Brazilian institutions exercise foreign-relations powers, while international law determines obligations binding Brazil in its relations with other states and international organizations. The distinction is particularly important where a government changes its diplomatic position without withdrawing from an existing treaty.

International commitments also vary in their scope. Some establish general obligations concerning peace and sovereign equality. Others create more specific duties relating to human rights, international criminal justice, climate action, or regional cooperation. Participation in an international forum does not by itself establish that every statement issued by the forum is legally binding.

6.1 The UN Charter and Treaty Obligations

Brazil became a founding member of the United Nations in 1945. Its obligations under the UN Charter include respect for sovereign equality, peaceful settlement of international disputes, and the prohibition of unlawful threats or uses of force. Article 25 also requires UN members to accept and carry out Security Council decisions in accordance with the Charter.

The Charter establishes obligations that operate independently of Brazil's diplomatic preferences. A government's interest in maintaining relations with another state does not alter the legal rules governing aggression, territorial integrity, or binding Security Council decisions.

Brazil is also a party to the Vienna Convention on the Law of Treaties, adopted in 1969. It deposited its instrument of ratification on September 25, 2009, and promulgated the Convention domestically through Decree No. 7,030 of December 14, 2009. Brazil's participation is subject to reservations concerning Articles 25 and 66.

Article 25 addresses provisional application of treaties, while Article 66 establishes procedures concerning certain disputes over the application or interpretation of provisions on treaty invalidity, termination, and suspension. Brazil's reservations qualify its acceptance of those particular provisions and must be distinguished from the Convention's general rules concerning treaty performance.

Article 26 expresses the principle pacta sunt servanda, requiring treaties in force to be performed in good faith. Article 27 provides that a party may not invoke its internal law as justification for failure to perform a treaty, without prejudice to Article 46 concerning specified violations of internal law relating to competence to conclude treaties.

These provisions explain why constitutional procedures and international responsibility must be considered separately. A treaty's domestic approval process determines how Brazilian institutions authorize international commitments, while the international law of treaties governs matters such as consent, interpretation, performance, and termination.

The Vienna Convention on the Law of Treaties also distinguishes signature, ratification, accession, entry into force, reservations, and withdrawal. These categories cannot be collapsed into a single act of joining an international agreement.

A change of government does not ordinarily terminate treaty obligations. Agreements bind states rather than individual administrations, and their termination or withdrawal depends on applicable legal requirements. Brazil may revise its diplomatic priorities, but its obligations under treaties that remain in force continue to apply.

6.2 Human Rights, Asylum, and International Accountability

Human rights occupy an express position within Brazil's constitutional foreign-policy principles. Internationally, Brazil participates in the principal United Nations human rights treaties, including the International Covenant on Civil and Political Rights and the International Covenant on Economic, Social and Cultural Rights.

These instruments establish obligations concerning the rights they protect and provide for international monitoring through their respective treaty bodies. The legal character of treaty-body observations, recommendations, and individual communications must be distinguished from judgments issued by international courts exercising binding jurisdiction.

Brazil is also a party to the American Convention on Human Rights, which it joined in 1992. On December 10, 1998, it deposited a declaration recognizing the contentious jurisdiction of the Inter-American Court of Human Rights under Article 62 of the Convention. The declaration included a reciprocity qualification and applied to facts subsequent to that date.

Decree No. 4,463 of November 8, 2002, promulgated the recognition domestically. The date of domestic promulgation must not be confused with the earlier international declaration. The Court's temporal jurisdiction also requires consideration of the particular alleged violation, including whether legally relevant conduct continued after the date specified in the declaration.

The domestic status of human rights treaties presents a separate constitutional question. Article 5(3) of the Constitution provides that human rights treaties approved in each congressional chamber, in two rounds, by three-fifths of the members acquire the status of constitutional amendments.

In RE 466.343/SP, decided on December 3, 2008, the Brazilian Supreme Federal Court addressed the relationship between human rights treaties and ordinary domestic legislation in proceedings concerning civil imprisonment. The Court's jurisprudence recognized supralegal status for applicable human rights treaties incorporated without the special approval procedure established by Article 5(3).

This doctrine places such treaties above ordinary legislation while distinguishing them from instruments possessing constitutional-amendment status. It is a position developed through Brazilian constitutional jurisprudence, not an automatic consequence of the wording of every human rights treaty.

Political asylum and refugee protection must also be distinguished. Article 4(X) expressly recognizes the granting of political asylum as a principle of Brazil's international relations. Refugee protection, meanwhile, is governed by applicable international conventions and domestic legislation.

Law No. 9,474 of July 22, 1997, regulates refugee recognition in Brazil. Alongside grounds associated with persecution, Article 1(III) recognizes persons forced to leave their country because of serious and widespread violations of human rights. This statutory protection reflects a broader regional approach to refugee protection.

The principle of non-refoulement restricts removal to places where the individual faces dangers covered by the relevant international protection rules. Its scope depends on the applicable legal instrument and circumstances. Political asylum, diplomatic asylum, and refugee status do not necessarily involve identical conditions or procedures.

Brazil also participates in the Rome Statute system of the International Criminal Court. It deposited its instrument of ratification on June 20, 2002, and the Statute entered into force for Brazil on September 1, 2002. The Court's jurisdiction concerns crimes and circumstances specified by the Statute.

The principle of complementarity, reflected particularly in Article 17, recognizes the primary responsibility of national criminal justice systems. Cases may become admissible before the Court where the relevant statutory conditions are satisfied, including those concerning a state's unwillingness or inability genuinely to investigate or prosecute.

These commitments create international legal responsibilities independent of Brazil's immediate diplomatic preferences. International courts and treaty institutions operate within defined jurisdictional limits, however, and their authority cannot be assumed to extend to every alleged violation of international law.

6.3 Climate Obligations and Amazonian Cooperation

Brazil is a party to the United Nations Framework Convention on Climate Change and the Paris Agreement. These instruments establish obligations concerning international climate cooperation, national reporting, and mitigation processes. Their legal structure combines binding procedural duties with nationally determined approaches to emissions reduction.

Article 4(2) of the Paris Agreement requires each party to prepare, communicate, and maintain successive nationally determined contributions that it intends to achieve. Parties must pursue domestic mitigation measures with the aim of achieving the objectives of those contributions. The provision does not transform every nationally selected emissions target into an independently guaranteed outcome obligation.

Article 13 establishes an enhanced transparency framework concerning climate action and support. Its reporting and review arrangements permit international assessment of national implementation while operating within the procedures established by the Agreement.

Brazil submitted its second nationally determined contribution to the UNFCCC registry on November 13, 2024. It established a target of reducing net greenhouse gas emissions by 59–67 percent below 2005 levels by 2035. The submission identifies Brazil's intended level of ambition within the Paris Agreement framework.

The legal significance of the contribution must be distinguished from evidence of implementation. Submission establishes the content of Brazil's nationally determined commitment, while emissions inventories, domestic measures, and transparency reports provide separate information about progress. Hosting international climate negotiations does not independently establish fulfillment of those commitments.

Amazonian cooperation operates through another legal arrangement. The Amazon Cooperation Treaty was signed in Brasília on July 3, 1978, by Bolivia, Brazil, Colombia, Ecuador, Guyana, Peru, Suriname, and Venezuela. It established principles and arrangements for cooperation among the Amazonian states while recognizing their sovereignty over their respective territories.

The subsequent creation of the Amazon Cooperation Treaty Organization (ACTO) provided a permanent institutional mechanism for advancing that cooperation. Its secretariat is based in Brasília. ACTO's work includes coordination concerning biodiversity, forests, environmental information, and sustainable development.

The Belém Declaration of August 2023 renewed political commitments among Amazonian governments concerning regional cooperation. The Bogotá Declaration of August 2025 developed further political priorities for Amazonian governance. Both instruments form part of the regional diplomatic process, but their provisions must be distinguished from the binding commitments contained in the Amazon Cooperation Treaty.

Brazil's climate diplomacy consequently involves different legal and institutional arrangements. The Paris Agreement establishes obligations concerning nationally determined contributions and transparency, while the Amazon Cooperation Treaty provides a regional framework for cooperation. The declarations adopted by participating governments express additional political objectives whose implementation depends on subsequent decisions and measures.

Environmental diplomacy also exposes the distinction between international commitments and domestic performance. Official monitoring may demonstrate changes in deforestation, but such data do not alone establish compliance with every applicable international obligation. Brazil's international environmental position must be assessed through the relevant legal requirements and the evidence concerning their implementation.

Conclusion

Brazil's foreign policy rests on constitutional principles that have remained applicable through substantial changes in political leadership. National independence, nonintervention, human rights, peaceful settlement, and Latin American integration provide a legal foundation for international conduct, while successive administrations determine how those principles are pursued through diplomacy.

The Lula administration's emphasis on strategic autonomy, South–South cooperation, environmental diplomacy, and multilateral reform continues established elements of Brazilian foreign relations under contemporary conditions. Mercosur, BRICS, and the G20 provide different institutional settings for these objectives, and their legal characteristics should not be conflated. Brazil's participation in the Rio Treaty also demonstrates that diplomatic autonomy coexists with formal regional collective-security commitments.

Brazil's campaign for permanent membership on the United Nations Security Council expresses its ambition to exercise greater influence within international institutions. Achieving that objective requires agreement among other states and amendment of the UN Charter. Meanwhile, Brazil's existing obligations concerning international peace, human rights, criminal accountability, and environmental cooperation remain applicable regardless of changes in diplomatic priorities.

Brazilian diplomacy is consequently characterized by the pursuit of international autonomy within an established constitutional and legal framework. Its effectiveness depends on the government's policy choices, the institutions through which it acts, and the willingness of other states to cooperate. The distinction between political influence and legal authority remains essential to understanding Brazil's position in international affairs.

References

Agreement on the New Development Bank (2014) Signed at Fortaleza, Brazil, 15 July 2014. Available at: https://www.ndb.int/governance/transparency-reporting/ (Accessed: 20 October 2026).

Amazon Cooperation Treaty (1978) Signed at Brasília, 3 July 1978. Entered into force 12 August 1980. United Nations Treaty Series, 1202, p. 51. Available at: https://otca.org/en/publicacao/amazon-cooperation-treaty/ (Accessed: 20 October 2026).

American Convention on Human Rights (1969) Adopted at San José, Costa Rica, 22 November 1969. Entered into force 18 July 1978. United Nations Treaty Series, 1144, p. 123. Available at: https://treaties.un.org/pages/showDetails.aspx?objid=08000002800f10e1 (Accessed: 20 October 2026).

Brazil (1988) Constituição da República Federativa do Brasil de 1988. Promulgated 5 October 1988. Available at: https://www.planalto.gov.br/ccivil_03/constituicao/constituicao.htm (Accessed: 20 October 2026).

Brazil (1997) Lei nº 9.474, de 22 de julho de 1997. Define mecanismos para a implementação do Estatuto dos Refugiados de 1951, e determina outras providências. Available at: https://www.planalto.gov.br/ccivil_03/leis/l9474.htm (Accessed: 20 October 2026).

Brazil (2002) Decreto nº 4.463, de 8 de novembro de 2002. Promulga a Declaração de Reconhecimento da Competência Obrigatória da Corte Interamericana de Direitos Humanos. Available at: https://www.planalto.gov.br/ccivil_03/decreto/2002/d4463.htm (Accessed: 20 October 2026).

Brazil (2009) Decreto nº 7.030, de 14 de dezembro de 2009. Promulga a Convenção de Viena sobre o Direito dos Tratados, com reserva aos artigos 25 e 66. Available at: https://www.planalto.gov.br/ccivil_03/_ato2007-2010/2009/decreto/d7030.htm (Accessed: 20 October 2026).

Brazil (2024) Brazil Second Nationally Determined Contribution. Submitted to the United Nations Framework Convention on Climate Change, 13 November 2024. Available at: https://unfccc.int/sites/default/files/2024-11/Brazil_Second%20Nationally%20Determined%20Contribution%20%28NDC%29_November2024.pdf (Accessed: 20 October 2026).

Brazil, Ministry of Foreign Affairs (2024) Discurso do presidente Lula durante abertura da 37ª Cúpula da União Africana [online]. 17 February. Available at: https://www.gov.br/mre/pt-br/centrais-de-conteudo/publicacoes/discursos-artigos-e-entrevistas/presidente-da-republica/presidente-da-republica-federativa-do-brasil-discursos/luiz-inacio-lula-da-silva-2023-2026/discurso-do-presidente-lula-durante-abertura-da-37a-cupula-da-uniao-africana (Accessed: 20 October 2026).

Brazil, Ministry of Foreign Affairs (2025) Discurso do Ministro Mauro Vieira por ocasião de outorga do Prêmio Fundação Getúlio Vargas – Rio de Janeiro, 7 de fevereiro de 2025 [online]. 7 February. Available at: https://www.gov.br/mre/pt-br/centrais-de-conteudo/publicacoes/discursos-artigos-e-entrevistas/ministro-das-relacoes-exteriores/discursos-mre/mauro-vieira/discurso-ministro-mauro-vieira-outorga-do-premio-fundacao-getulio-vargas-rio-de-janeiro-07-de-fevereiro-de-2025 (Accessed: 20 October 2026).

Brazil, Secretariat for Social Communication (2023) Brasil retorna à Comunidade dos Estados Latino-Americanos e Caribenhos [online]. 9 April. Available at: https://www.gov.br/secom/pt-br/assuntos/obrasilvoltou/respeito-e-dialogo/brasil-retorna-a-comunidade-dos-estados-latino-americanos-e-caribenhos (Accessed: 20 October 2026).

BRICS (2026) BRICS New Delhi Declaration: Building for Resilience, Innovation, Cooperation and Sustainability. Eighteenth BRICS Summit, New Delhi, 12–13 September 2026. Available at: https://www.pmindia.gov.in/en/news_updates/brics-new-delhi-declaration-building-for-resilience-innovation-cooperation-and-sustainability-september-12-2026/ (Accessed: 20 October 2026).

Charter of the Organization of American States (1948) Adopted at Bogotá, Colombia, 30 April 1948. Entered into force 13 December 1951. OAS Treaty Series, Nos. 1-C and 61. Available at: https://www.oas.org/en/iachr/mandate/Basics/charterOASrat.asp (Accessed: 20 October 2026).

Charter of the United Nations (1945) Signed at San Francisco, 26 June 1945. Entered into force 24 October 1945. Available at: https://www.un.org/en/about-us/un-charter (Accessed: 20 October 2026).

China, Ministry of Foreign Affairs (2024) Common Understandings Between China and Brazil on Political Settlement of the Ukraine Crisis [online]. 23 May. Available at: https://www.fmprc.gov.cn/eng/wjb/wjbz/hd/202405/t20240523_11310698.html (Accessed: 20 October 2026).

Declaration of Belém (2023) Declaração de Belém: IV Reunião de Presidentes dos Estados Partes no Tratado de Cooperação Amazônica. Belém, 9 August 2023. Available at: https://otca.org/pt/wp-content/uploads/2023/10/Declaracao-de-Belem.pdf (Accessed: 20 October 2026).

Declaration of Bogotá (2025) Declaración de Bogotá: V Reunión de Presidentes de los Estados Parte del Tratado de Cooperación Amazónica. Bogotá, 22 August 2025. Available at: https://otca.org/wp-content/uploads/2026/01/DECLARACION-DE-BOGOTA_Cumbre-Presidentes.pdf (Accessed: 20 October 2026).

Fundação Alexandre de Gusmão (n.d.) Barão do Rio Branco, José Maria da Silva Paranhos Júnior [online]. Available at: https://www.gov.br/funag/pt-br/chdd/historia-diplomatica/ministros-de-estado-das-relacoes-exteriores/barao-do-rio-branco-jose-maria-da-silva-paranhos-junior (Accessed: 20 October 2026).

G4 Foreign Ministers (2026) G4 Joint Ministerial Statement on the Reform of the UN Security Council. New York, 22 September 2026. Available at: https://www.auswaertiges-amt.de/en/newsroom/news/2803658-2803658 (Accessed: 20 October 2026).

G20 (2024) G20 Rio de Janeiro Leaders’ Declaration. Rio de Janeiro, 18–19 November 2024. Available at: https://www.g20.org/wp-content/uploads/2024/11/G20-Rio-de-Janeiro-Leaders-Declaration-EN.pdf (Accessed: 20 October 2026).

India–Brazil–South Africa Dialogue Forum (2003) Brasilia Declaration. Brasília, 6 June 2003. Available at: https://www.ibsa-trilateral.org/images/Brasilia_Declaration_2003.pdf (Accessed: 20 October 2026).

Instituto Nacional de Pesquisas Espaciais (2026) Brasil alcança menores taxas de desmatamento da série histórica na Amazônia e no Cerrado [online]. 16 October. Available at: https://www.gov.br/inpe/pt-br/assuntos/ultimas-noticias/brasil-alcanca-menores-taxas-de-desmatamento-da-serie-historica-na-amazonia-e-no-cerrado/ (Accessed: 20 October 2026).

Inter-American Treaty of Reciprocal Assistance (1947) Signed at Rio de Janeiro, 2 September 1947. Entered into force 3 December 1948. OAS Treaty Series, Nos. 8 and 61; United Nations Treaty Series, 21, No. 324. Available at: https://www.oas.org/juridico/english/sigs/b-29.html (Accessed: 20 October 2026).

International Court of Justice (1986) Military and Paramilitary Activities in and against Nicaragua (Nicaragua v. United States of America), Merits, Judgment of 27 June 1986. ICJ Reports 1986, p. 14. Available at: https://www.icj-cij.org/node/103143 (Accessed: 20 October 2026).

International Covenant on Civil and Political Rights (1966) Adopted by United Nations General Assembly Resolution 2200A (XXI), 16 December 1966. Entered into force 23 March 1976. United Nations Treaty Series, 999, p. 171. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=0800000280004bf5 (Accessed: 20 October 2026).

International Covenant on Economic, Social and Cultural Rights (1966) Adopted by United Nations General Assembly Resolution 2200A (XXI), 16 December 1966. Entered into force 3 January 1976. United Nations Treaty Series, 993, p. 3. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=080000028002b6ed (Accessed: 20 October 2026).

Mercosur (n.d.) Países [online]. Available at: https://www.mercosur.int/acerca-del-mercosur/paises (Accessed: 20 October 2026).

Paris Agreement (2015) Adopted at Paris, 12 December 2015. Entered into force 4 November 2016. United Nations Treaty Series, 3156. Available at: https://unfccc.int/documents/659544 (Accessed: 24 October 2026).

Protocol of Ouro Preto (1994) Protocolo Adicional al Tratado de Asunción sobre la Estructura Institucional del MERCOSUR. Signed at Ouro Preto, 17 December 1994. Available at: https://www.mercosur.int/documento/protocolo-de-ouro-preto-adicional-ao-tratado-de-assuncao-sobre-a-estrutura-institucional-do-mercosul (Accessed: 24 October 2026).

Protocol of Ushuaia (1998) Protocolo de Ushuaia sobre Compromiso Democrático en el MERCOSUR, la República de Bolivia y la República de Chile. Signed at Ushuaia, 24 July 1998. Available at: https://www.mercosur.int/documento/protocolo-ushuaia-compromiso-democratico-mercosur-bolivia-chile (Accessed: 24 October 2026).

Rome Statute of the International Criminal Court (1998) Adopted at Rome, 17 July 1998. Entered into force 1 July 2002. United Nations Treaty Series, 2187, p. 3. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=0800000280025774 (Accessed: 23 October 2026).

Supremo Tribunal Federal (2008) Recurso Extraordinário 466.343/SP, Judgment of 3 December 2008, Relator Ministro Cezar Peluso. Available at: https://portal.stf.jus.br/jurisprudenciaRepercussao/tema.asp?num=60 (Accessed: 23 October 2026).

Treaty of Asunción (1991) Tratado para la Constitución de un Mercado Común entre la República Argentina, la República Federativa del Brasil, la República del Paraguay y la República Oriental del Uruguay. Signed at Asunción, 26 March 1991. Available at: https://www.mercosur.int/documento/tratado-asuncion-constitucion-mercado-comun/ (Accessed: 23 October 2026).

United Nations Framework Convention on Climate Change (1992) Adopted at New York, 9 May 1992. Entered into force 21 March 1994. United Nations Treaty Series, 1771, p. 107. Available at: https://unfccc.int/process-and-meetings/united-nations-framework-convention-on-climate-change (Accessed: 23 October 2026).

United Nations Framework Convention on Climate Change (2025) Belém Political Package: Decisions Adopted at the United Nations Climate Change Conference (COP30). Belém, November 2025. Available at: https://unfccc.int/cop30/belem-political-package (Accessed: 23 October 2026).

United Nations General Assembly (2022) Aggression against Ukraine. Resolution A/RES/ES-11/1, adopted 2 March 2022. Available at: https://digitallibrary.un.org/record/3965290/ (Accessed: 23 October 2026).

United Nations General Assembly (2024) Advisory Opinion of the International Court of Justice on the Legal Consequences Arising from Israel’s Policies and Practices in the Occupied Palestinian Territory, Including East Jerusalem, and from the Illegality of Israel’s Continued Presence in the Occupied Palestinian Territory. Resolution A/RES/ES-10/24, adopted 18 September 2024. Available at: https://digitallibrary.un.org/record/4062853 (Accessed: 23 October 2026).

Vienna Convention on Consular Relations (1963) Adopted at Vienna, 24 April 1963. Entered into force 19 March 1967. United Nations Treaty Series, 596, p. 261. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=0800000280050686 (Accessed: 23 October 2026).

Vienna Convention on Diplomatic Relations (1961) Adopted at Vienna, 18 April 1961. Entered into force 24 April 1964. United Nations Treaty Series, 500, p. 95. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=0800000280033940 (Accessed: 23 October 2026).

Vienna Convention on the Law of Treaties (1969) Concluded at Vienna, 23 May 1969. Entered into force 27 January 1980. United Nations Treaty Series, 1155, p. 331. Available at: https://treaties.un.org/Pages/showDetails.aspx?objid=080000028003902f (Accessed: 23 October 2026).