New Sanctions on the Family of Brazilian Supreme Court Justice Signal Diplomatic Rift Between the Americas’ Two Most Populated Nations

On September 22, 2025, the United States (U.S.) Department of the Treasury unveiled new sanctions targeting Viviane Barci de Moraes -- the wife of previously sanctioned Brazilian Supreme Court Justice, Alexandre de Moraes -- and Lex Instituto de Estudos Juridicos LTDA under the Global Magnitsky Act.