12th March » Several hundred Spanish Empire known as Spanish and indigenous troops under the command of Pedro de Valdivia defeat an army of 60,000 Mapuche at the Battle of Penco during the Arauco War in present-day Chile.
12th June » The city of Helsinki, Finland (belonging to Sweden at the time) is founded by King Gustav I of Sweden.
5th October » Foundation of Concepción, Chile named Concepción, city in Chile.