House of Braganza him the nickname the "Grandfather of Europe" ("see Descendants of Miguel I of Portugal"). On 7 September 1822, Dom Pedro of Braganza, Prince Royal of Portugal, Brazil and the Algarves, member of the House of Braganza, heir apparent to the Portuguese throne and Regent of the Kingdom of Brazil, declared the country's independence from the United Kingdom of Portugal, Brazil and the Algarves and was acclaimed Emperor of Brazil. On 12 October, the prince was acclaimed Pedro I, first Emperor of the newly created Empire of Brazil, a constitutional monarchy. In 1825, signing the treaty of Rio de Janeiro of
House of Braganza in 1921. She was succeeded by her grandson, Prince Pedro Henrique of Orléans-Braganza, as Head of the Imperial House of Brazil, and he by his son and current Head, Prince Luiz of Orléans-Braganza. With the end of the banishment of the Imperial Family in 1920, some princes returned to live in Brazil, while another remained in Europe. After the end of World War II, Prince Pedro Henrique, then Head of the Imperial House and married to Princess Maria Elisabeth of Bavaria, returned to Brazil with his family. The Imperial House of Brazil divided into rival branches because of the renunciation