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
House of Braganza Afonso quickly became the King's preferred advisor. On 30 December 1442, the Duke of Coimbra, still the King's regent and thus acting in his name, created Afonso as the Duke of Braganza, as a gesture of good will and reconciliation between the two brothers. Afonso's elevation to the dukedom, the highest level of nobility, marked the foundation of the House of Braganza, which was to become a key family in Portuguese history. As a result of the hard work and success of Afonso I, his children all secured successful positions and lived privileged lives. Afonso I's first son, Afonso of