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
Army of the Han dynasty led a force to Wusun and resolved a dispute. In 6 AD, a petty king in the area of the former Jushi Kingdom defected to the Xiongnu, who turned him over to the Han. In 7 AD, the Han convinced the Wuhuan to stop sending tribute to the Xiongnu, who immediately attacked and defeated the Wuhuan. In 9 AD, Wang Mang proclaimed himself emperor of the Xin dynasty. In 10 AD, some officers of the Protector General Dan Qin rebelled, slew him, and fled to the Xiongnu. In 16 AD, an army under Li Chong and Guo Qin was sent