Constantino of Braganza Constantino of Braganza Dom Constantino of Braganza (1528–1575) was a Portuguese statesman and military commander of the 16th century. He was a member of the Most Serene House of Braganza. He was the son of Dom James, 4th Duke of Braganza from his second marriage. When he was 19 years old, he was appointed by King Dom John III of Portugal as his special ambassador to the baptism ceremony of King Henry II of France's son. In 1558, he was appointed by the regent Dona Catherine of Habsburg (King Dom John III's widow) as the 20th Governor of Portuguese India,
House of Braganza of 1826 stated that ""The Reigning Dynasty of the Most Serene House of Braganza Shall Continue in the Person of Lady Princess Maria da Glória, by the Abdication and Cession of Her August Father Lord Pedro I, Emperor of Brazil, Legitimate Heir and Successor of Lord João VI."". After the revolution of 1910, King Manuel II settled in England until his death in 1932. He was childless, and descendants of Miguel of Braganza (the usurper of 1826) claimed the throne. In 1920–22, the two (of the now four) branches of the House of Braganza negotiated an alleged pact under which