Federative Republic of Brazil (Called United States of Brasil from 1889 to 1968) was the state that existed from 1889 With the proclamation of the republic in 15th of November until 2023, When a plebiscite of the form of government (Republic or Constitutional Monarchy, both with Parliamentarian System) occurred and The Monarchy Won. The Empire of Brazil (Now known as Federative Empire of Brazil) was restored on the follow year after the plebiscite. The National Flag also was changed and became simillar to the flag of the old empire, with some adaptations to make reference of the federalist form of state. In 1st Janury of 2024 The last President of the former Brazilian republic, Aécio Neves, Abdicated from the presidency and The Head of the brazilian imperial house, Dom Rafael alcantara De