Battle of Maipú Battle of Maipú The Battle of Maipú () was a battle fought near Santiago, Chile on April 5, 1818 between South American rebels and Spanish royalists, during the Chilean War of Independence. The Patriot rebels led by Argentine general José de San Martín effectively destroyed the Spanish forces commanded by General Mariano Osorio, and completed the independence of the core area of Chile from Spanish domination. In 1817, the Argentine General José de San Martín led an army across the Andes and defeated the Spanish at the battles of Chacabuco and Chalchuapa and captured Santiago. The Spanish viceroyalty sent a
Bernardo Vieira de Melo captain-general on November 17, 1691. On January 8, 1695, he was appointed Captain-General of Rio Grande do Norte, and on September 25, 1709 Sergeant Major of the Third of Palmares, in which position he took an active part in War of the peddlers. In November 1710, Vieira was the first to call for the creation of a Republic in Brazil, an act for which he was arrested in Recife in 1712 and shipped to Lisbon with his son, André. He died in the Limoeiro prison in 1718. Bernardo Vieira de Melo Bernardo Vieira de Melo was the first Governor of