House of Bourbon-Braganza House of Bourbon-Braganza The House of Bourbon-Braganza (Spanish: Casa de Borbón-Braganza; Portuguese: Casa de Bourbon-Bragança) was an Iberian noble house that had its origins in a royal marriage arranged in 1785 between Infante Gabriel of Spain (1752–1788) and Infanta Mariana Victoria of Portugal (1768–1788). It was a short marriage: they both died three years later, in Madrid, with smallpox. Their surviving son, Infante Pedro Carlos of Spain and Portugal (1786–1812), was brought up in the Portuguese court, first in Lisbon and, after 1807, in Rio de Janeiro. Until 1793, he was the only grandson of Queen Maria I, therefore considered
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