House of Braganza Portugal, the Braganzas were split into three main branches of the family: the Brazilian branch, headed by King John VI's eldest son, Emperor Pedro I of Brazil, the Constitutional branch, headed by Emperor Pedro I's eldest daughter, Queen Maria II of Portugal, and the Miguelist branch, headed by King John VI's second eldest son, King Miguel I of Portugal. The Brazilian branch, following 1921, became the House of Orléans-Braganza, whose leadership is disputed by two branches of its own: the Vassouras branch, headed by Prince Luiz of Orléans-Braganza, and the Petrópolis branch, headed by Prince Pedro Carlos of Orléans-Braganza. The
Fernando II, Duke of Braganza focused on diminishing the powers of the two most powerful noble houses in the kingdom, House of Beja and Viseu and the House of Braganza. King John II accused his first cousin, Diogo I of Beja and Viseu (brother-in-law of Fernando II), of high treason and had him brutally executed. Soon after, the King also accused his second half-cousin, Fernando II of Braganza, of high treason and had him executed at Évora in 1483. Afterwards, the assets of the House of Braganza were confiscated and the family fled to Castile. The family returned in 1498 and had all their property