House of Braganza of Alcácer Quibir, alongside the King and his uncle, Jaime of Braganza, at the age of ten. Teodósio II later pledged his allegiance and became a faithful countryman to the Philippine Dynasty, having even defended Lisbon against King Philip I's rival claimant to the throne, António, Prior of Crato, who had been acclaimed, by his supporters, as King António I of Portugal. In recognition for his military prowess, Teodósio II was made Constable of Portugal. The Duke's support and service to the Philippine Dynasty, earned the Braganzas more lands and titles and, by 1640, the House had amassed around 80,000
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