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US revokes Brazil ambassador's visa as diplomatic tensions escalate

August 5, 2026

The United States has revoked the visa of Brazil's ambassador to Washington, Maria Luiza Ribeiro Viotti, in retaliation for Brazil's refusal to grant visas to two American State Department officials last month. Brazilian President Lula da Silva blocked the U.S. officials from visiting, claiming they intended to interfere in Brazil's upcoming elections, particularly after they planned to meet with right-wing candidate Flávio Bolsonaro, who has made controversial claims about Brazil's voting system. The visa revocation represents the latest deterioration in U.S.-Brazil relations, which have also been strained by renewed American tariffs and other policy disagreements.

Who is affected

  • Maria Luiza Ribeiro Viotti (Brazilian ambassador to the US)
  • Riley M Barnes and Samuel Samson (two senior U.S. State Department officials denied Brazilian visas)
  • Brazilian President Luiz Inácio Lula da Silva
  • Flávio Bolsonaro (right-wing Brazilian presidential candidate)
  • Daniel Perez (Trump's nominee for U.S. ambassador to Brazil, pending approval)
  • Former Brazilian President Jair Bolsonaro (currently serving a 27-year prison sentence)
  • The Brazilian and U.S. governments

What action is being taken

  • The U.S. has revoked the visa of Brazil's ambassador to Washington
  • Brazil is withholding approval for Daniel Perez as the next U.S. ambassador to Brazil
  • The State Department is keeping "additional diplomatic options" on the table
  • The Perez nomination remains under review by the Brazilian government

Why it matters

  • This diplomatic conflict between two of the Americas' largest democracies reflects deepening tensions over election interference concerns and foreign policy approaches in Latin America. The dispute threatens to undermine cooperation between the U.S. and Brazil on regional and global issues at a time when both countries have significant economic and political interests at stake. Brazil's pushback against perceived U.S. intervention in its electoral process highlights growing resistance among Latin American nations to American influence in the region, while the escalating tit-for-tat actions risk further deteriorating relations ahead of Brazil's elections.

What's next

  • No explicit next steps stated in the article

Read full article from source: BBC

US revokes Brazil ambassador's visa as diplomatic tensions escalate