House of Braganza and repudiated the liberal constitution granted by D. João VI, trying to establish an absolute monarchy. In 1828, Maria II was forced into exile by her uncle, the new King Miguel I. Her father D. Pedro IV of Portugal returned from Brazil, launched a successful military campaign, from the Azores, against Miguel I. He finally defeated and exiled Miguel I in 1834. Though exiled, Miguel would not give up his claim to the throne and would establish the Miguelist branch of the House of Braganza. The strategic marriages of his children to the various royal houses of Europe would earn
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