U.S. Revokes Brazil Ambassador's Visa In Diplomatic Retaliation
The U.S. State Department revoked the U.S. visa of Brazil's ambassador to Washington, Maria Luiza Ribeiro Viotti, on Tuesday, Aug. 4, 2026, in a diplomatic retaliation that could limit her ability to carry out duties.[1]
U.S. officials said the action was a response to Brazil's denial in July of visas for Assistant Secretary Riley Barnes and an aide who planned to visit Brasilia July 27-30.[1] Brazil has not approved President Trump's nominee Danny Perez as U.S. ambassador, and U.S. officials said Viotti could resume her duties if Brazil accepts Perez.[1]
Brazil denied visas in July for Assistant Secretary Riley Barnes and an aide who sought to visit Brasilia July 27-30, a move U.S. officials cited as the immediate trigger for Washington's retaliation.[1] The visa dispute comes as the U.S. has designated Brazil's First Command Capital and Red Command gangs as foreign terrorist organizations and announced tariff hikes of up to 37.5% on thousands of Brazilian exports.[1]
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📌 Key Facts
- On Tuesday, Aug. 4, 2026, the State Department confirmed it revoked the U.S. visa of Brazil's ambassador Maria Luiza Ribeiro Viotti.
- U.S. officials say the step responds to Brazil's denial in July 2026 of visas for Assistant Secretary Riley Barnes and an aide, who sought to visit Brasilia July 27-30.
- Brazil has not approved President Trump's nominee Danny Perez as U.S. ambassador; U.S. officials say Viotti could resume duties if Brazil accepts Perez.
- The visa dispute comes as the U.S. designates Brazil's First Command Capital and Red Command gangs as foreign terrorist organizations and imposes up to 37.5% tariff hikes on thousands of Brazilian exports.
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