Fernando Affonso Collor de Mello is a Brazilian politician who served as the 32nd president of Brazil from 1990 to 1992, when he resigned in a failed attempt to stop his impeachment trial by the Brazilian Senate. From Wikipedia
Collor de Mello, convicted in 2023 for his role in the Lavage-express scandal, begins serving his nearly nine-year prison sentence after Supreme Court rejection of his final appeal.