House of Braganza Manuel II named as his heir Duarte Nuno of Braganza, grandson of Miguel. Duarte Nuno, now Duke of Braganza, remained the Braganza pretender until his death in 1976. In 1942, he married a great-granddaughter of Emperor Pedro II of Brazil, uniting the two lines of the House. In 1950 Portugal repealed the law of exile against the Braganzas, and D. Duarte Nuno moved to the country in 1952. Duarte Nuno was succeeded as pretender by his son, Duarte Pio of Braganza (born 1945). Duarte Pio served in the Portuguese Armed Forces and took the customary oath of allegiance to the
Princess Pia Maria of Orléans-Braganza Princess Pia Maria of Orléans-Braganza Princess Pia Maria of Orléans-Braganza (; 4 March 191324 October 2000) was a Princess and member of the House of Orléans-Braganza and the Brazilian Imperial Family. With the premature death of her father, Prince Luís of Orléans-Bragzna, in 1920, and the following year, the death of her grandmother, Isabel, Princess Imperial of Brazil, in 1921, Pia Maria's older brother Prince Pedro Henrique of Orléans-Braganza claimed the title Prince Imperial of Brazil in 1920, and the position of head of the Imperial House of Brazil in 1921. At the time of the latter claim, Prince Pedro