Isabel of Braganza, Duchess of Guimarães claim to the throne of Portugal. She was also part of the succession crisis. This marriage produced three children: Isabel of Braganza, Duchess of Guimarães Dona Isabel of Braganza (1514 – 16 September 1576) was a member of the House of Braganza, daughter of Jaime, Duke of Braganza (a nephew of Manuel I of Portugal) and Leonor Pérez de Guzmán. Isabel married her cousin Infante Duarte a son of Manuel I and Maria of Aragon in 1537. Isabel was dowried with the Dukedom of Guimarães, which had belonged to her brother Teodósio I, Duke of Braganza. After the marriage, Infante
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