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
Republic of Independent Guiana Adolphe Brezet self-proclaimed himself "Président de l'État libre de Counani". This "special" State had a constitution, a flag and issued some stamps. It was never recognized by Brazil or France, but the South African Boer Republics opened diplomatic relations with Brezet (who had fought for them previously) during the Boer wars. All claimants of head of state of Counani were Frenchmen: Republic of Independent Guiana The Republic of Independent Guiana () commonly referred to by the name of the capital Counani (rendered "Cunani" in Portuguese by the Brazilians), was a short-lived independent state in South America. "Counani" was created on