House of Braganza for a lifetime." He accepted the leadership of the rebellion, which was successful, and was acclaimed João IV of Portugal on 1 December 1640. After the accession of the Braganzas to the throne, the duchy was linked to the Crown. "Duke of Braganza" became the traditional title of the heir to the throne, together with Prince of Brazil and, later, Prince Royal of Portugal, much as Prince of Wales is in the United Kingdom or Prince of Asturias in Spain. Under D. João's sons D. Afonso VI and D. Pedro II, the Portuguese colonial empire, part of which was lost
House of Orléans-Braganza imperial family's banishment. The net year Prince Gaston and Prince Pedro de Alcântara traveled back to Brazil after 31 years of imposed exile for the reburial of the Emperor and the Empress in Cathedral of Petrópolis. Isabel, the Emperor's daughter and heir and "de jure" Empress of Brazil was too ill to travel and died in this same year. She was the last pure Braganza heir to the Brazilian throne. After her death, the claim passed to her grandson Prince Pedro Henrique of Orléans-Braganza, Luis's eldest son. The following year, Prince Gaston, Count of Eu, eventually died a natural death