During the convention, Milei endorsed Bolsonaro, called Lula a “convict” and a “totalitarian” and criticized members of Brazil’s Supreme Court. The dispute escalated again during an Aug. 2 interview with Argentine television channel LN+, when Milei repeated his accusations against Lula. Brazilian President Luiz Inacio Lula da Silva visits the Andarai Hospital in Rio de Janeiro, Brazil, Tuesday, July 28, 2026. Political relations between Brazil and Argentina had generally remained cordial since both countries returned to democracy in the 1980s, Santoro said. “Argentina and Brazil are not at odds over a border, natural resources, tariffs or a trade conflict.