Historical Timeline of Chile By 17krm Jan 1, 1475 The Incas invade the north of Chile. Dec 9, 1520 Ferdinand Magellan is the first European to sight Chile. Period: Dec 12, 1553 to Jan 3, 1557 The Mapuche resists the Spanish Invaders. Aug 29, 1807 Spain Loses its economic and political power. Period: Nov 17, 1831 to Nov 18, 1841 Joaquin Prieto Serves as president for two terms. Dec 10, 1920 Arturo Alessandri is elected president Dec 10, 1949 Women are granted the right to vote. Dec 10, 2004 Chile becomes the last nation in the western hemisphere to legalize divorce. Dec 10, 2010 Sebastian Pinera elected president.