Duke of Braganza Duke of Braganza The title Duke of Braganza () in the House of Braganza is one of the most important titles in the peerage of Portugal. Starting in 1640, when the House of Braganza acceded to the throne of Portugal, the male heir of the Portuguese Crown were known as Duke of Braganza, along with their style Prince of Beira or (from 1645 to 1816) Prince of Brazil. The tradition of the heir to the throne being titled Duke of Braganza was revived by various pretenders after the establishment of the Portuguese Republic on 5 October 1910 to signify their
House of Orléans-Braganza According to the pact, the House of France recognized the Brazilian House of Orléans-Braganza as a cadet branch and create to his member the French title of "Prince of Orléans-Braganza". Alfred de Gramont alleged in his diary, "L'ami du Prince", journal of a novel, published by Eric Mension Rigau-Fayard in 2011) that this decision was made by the Orléans for two reasons: first, the desire of other dynasts to exclude the Comte d'Eu and the princes of Orléans-Braganza (who became heirs presumptive to the Empire of Brazil), and second, the influence of French nationalism. However, exclusion from the succession as