House of Braganza during the Spanish occupation, was restored and expanded, bringing new wealth to Portugal. The zenith of the Braganza dynasty came with the long reign of D. João V (1706–1750), who ruled with grandeur and piety. The reign of D. José I, son of D. João V, was marked by the great earthquake, which struck Lisbon in 1755. The political genius of his reign was the 1st Marquis of Pombal. The end of the 18th century was characterized by stability, under the rule of Dona Maria I (1777–1816), who discharged Pombal at her accession. Unfortunately Dona Maria became psychologically unstable, displaying
House of Orléans-Braganza had 3 surviving sons which were the first to use the surname "Orléans-Braganza": Pedro de Alcântara, Prince of Grão-Pará, Prince Luís and Prince Antônio. Both Prince Pedro and Prince Luís have children. Today they are the present claimants to the throne of the former Empire of Brazil, which became extinct with the Brazilian proclamation of the republic, on 15 November 1889 after a military coup d'état headed by Marshall Deodoro da Fonseca, the 1st President of Brazil. After the death of Princess Isabel on 1921, the House of Orléans-Braganza became the claimant of the Brazilian throne under Prince Pedro Henrique