The spat comes as Latin America grapples with US President Donald Trump's return to power bringing a hard-line anti-immigration agenda, promising crackdowns on irregular migration and mass deportations.

Brazil's Ministry of Foreign Affairs plans to seek explanations from the U.S. government over the "degrading treatment" of Brazilians on a deportation flight, the ministry wrote on X on Saturday night.

Brazil's Ministry of Foreign Affairs demands clarification from the U.S. over the alleged poor treatment of Brazilian deportees on a recent flight. Upon arrival, passengers reported mistreatment and were initially handcuffed.