BRASILIA/BUENOS AIRES, Aug. 6 — Brazil has formally downgraded diplomatic ties with Argentina to the chargé d’affaires level, marking the most severe rupture between South America’s two largest economies in decades. The decision follows escalating rhetoric from Argentine President Javier Milei and tensions over his interference in Brazilian domestic politics.
Brazilian authorities announced the reduction to the lowest formal tier of diplomatic engagement on Tuesday. The decision was communicated to Argentine Ambassador Daniel Raimondi, whom Brazil recalled its own ambassador, Julio Bitelli, from earlier in the dispute. The Brazilian embassy in Buenos Aires will now be run by a chargé d’affaires, effectively stripping the bilateral relationship of senior envoys on both ends.
The downgrade was triggered by a series of verbal attacks by Milei targeting Brazilian President Luiz Inácio Lula da Silva and Supreme Court Justice Alexandre de Moraes. On July 25, at a rally in São Paulo supporting the political ambitions of Flavio Bolsonaro — son of former Brazilian President Jair Bolsonaro, who is currently under investigation by Moraes — Milei referred to Lula as a “thief” and a “criminal.” Brazilian officials stated that this cumulative hostility and breach of diplomatic protocol drove the decision.
Argentine Foreign Minister Pablo Quirno confirmed Wednesday that Ambassador Raimondi would return to Buenos Aires “on vacation,” framing the move as a routine diplomatic step. He stressed that Argentina wishes to maintain relations and will not engage in reciprocal escalation.
The rupture complicates several ongoing trade negotiations. Brazil and Argentina negotiate jointly as Mercosur in talks with Canada, Japan, South Korea, and the European Free Trade Association (EFTA). Analysts warn that any prolonged freeze could stall these critical files. The dispute also threatens Argentina’s access to Brazil, its largest export market for industrial and capital goods, with direct implications for the country’s macroeconomic stabilization and commitments to the International Monetary Fund.
The two presidents have not held a formal bilateral meeting since Milei took office in late 2023. Ideologically, Lula’s government favors multilateralism and BRICS integration, while Milei has positioned Argentina as a key Latin American ally of U.S. President Donald Trump.
Argentine officials have attempted to play down the severity of the rift. Buenos Aires Province Governor Axel Kicillof reached out to Brazilian officials to stress that “Milei does not represent the Argentine people.” Meanwhile, members of the Lula government are seeking to “turn the page” quickly to prevent the political standoff from causing lasting damage to bilateral trade.
Whether the downgrade leads to lasting policy shifts or settles into a temporary cooling remains unclear. For now, the world’s two largest Portuguese- and Spanish-speaking economies find themselves in an unprecedented standoff driven as much by personality and ideology as by traditional diplomatic disputes.