House of Braganza him the nickname the "Grandfather of Europe" ("see Descendants of Miguel I of Portugal"). On 7 September 1822, Dom Pedro of Braganza, Prince Royal of Portugal, Brazil and the Algarves, member of the House of Braganza, heir apparent to the Portuguese throne and Regent of the Kingdom of Brazil, declared the country's independence from the United Kingdom of Portugal, Brazil and the Algarves and was acclaimed Emperor of Brazil. On 12 October, the prince was acclaimed Pedro I, first Emperor of the newly created Empire of Brazil, a constitutional monarchy. In 1825, signing the treaty of Rio de Janeiro of
Pedro Carlos of Orléans-Braganza of their son. On 16 July 1981, at Fazenda São Geraldo, Pedro Carlos married Patricia Alexandra Branscombe (22 November 1964 – 21 November 2009). The couple had one son: His second wife died at the Palácio do Grão-Pará in Petrópolis. Pedro Carlos of Orléans-Braganza Pedro Carlos of Orléans-Braganza (born 31 October 1945) is one of two claimants to the defunct Brazilian throne, and head of the Petrópolis branch of the Imperial House of Brazil. Prince Pedro Carlos was born in Petrópolis, the eldest son of six children of Prince Pedro Gastão of Orléans-Braganza and his wife, Princess Maria de la