House of Braganza rebellion. The eighth Duke of Braganza, D. João II of Braganza, had inherited the claim of his grandmother, Infanta Catarina of Portugal, and the remoter claim through of his grandfather João I of Braganza. Because of his claims, the discontent Portuguese nobility asked João II to lead their restoration as their king. According to court historians, D. João II was a modest man without particular ambitions to the crown. Legend says that his wife, Dona Luisa de Guzmán, daughter of the duke of Medina-Sidonia, urged him to accept the offer, saying "I'd rather be queen for one day than duchess
Duarte Nuno, Duke of Braganza Nuno married Princess Maria Francisca of Orléans-Braganza, daughter of Pedro de Alcântara, Prince of Grão-Pará. Their marriage reconciled two branches of the House of Braganza, in two different ways, reuniting the Portuguese and Brazilian Brigantine houses and specifically reuniting the Miguelist and Liberal Braganzas, which had been estranged since 1828, when the War of Two Brothers was waged between King-Emperor Pedro IV & I, founder of the Liberal Braganzas, and King Miguel I, founder of the Miguelist Braganzas. The couple had three sons, the eldest of whom is Duarte Pio, Duke of Braganza, the current pretender to the defunct Portuguese