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 Braganza of 1826 stated that ""The Reigning Dynasty of the Most Serene House of Braganza Shall Continue in the Person of Lady Princess Maria da Glória, by the Abdication and Cession of Her August Father Lord Pedro I, Emperor of Brazil, Legitimate Heir and Successor of Lord João VI."". After the revolution of 1910, King Manuel II settled in England until his death in 1932. He was childless, and descendants of Miguel of Braganza (the usurper of 1826) claimed the throne. In 1920–22, the two (of the now four) branches of the House of Braganza negotiated an alleged pact under which