House of Braganza Luís, as D. Pedro V had no children. D. Luís I was succeeded in 1889 by his son D. Carlos I. Carlos I's popularity dramatically declined after an unfavorable deal from an incident known as the British Ultimatum, whereby the Portuguese Empire ceded its claim to territories (known as the "Pink Map") between Portuguese West Africa and Portuguese East Africa to the British. Pursuant to his unpopularity, the monarchy became increasingly unpopular in the country. King Carlos I was assassinated in 1908 together with his eldest son, D. Luís Filipe, Prince Royal of Portugal and Duke of Braganza, by republicans.
Prince Antônio of Orléans-Braganza Prince Antônio of Orléans-Braganza Prince Antônio of Orléans-Braganza (born June 24, 1950), whose baptismal name is "Antônio João Maria José Jorge Miguel Gabriel Rafael Gonzaga de Orléans e Bragança e Wittelsbach", is a member of the Imperial House of Brazil. Antônio was born in Rio de Janeiro, the sixth son of Prince Pedro Henrique of Orléans-Braganza and of his wife, Princess Maria of Bavaria. In 1976, Antônio earned a bachelor's degree in Engineering (with a specialization in Major Structural Projects) from the University of Barra do Piraí. Dom Antônio's eldest brother is Prince Luiz of Orléans-Braganza, the current Head of