Battle of Penco

1550 battle during the Arauco War

The Battle of Penco took place on March 12, 1550, between 60,000 Mapuche under the command of their toqui Ainavillo with his Araucan and Tucapel allies and Pedro de Valdivia's 200 Spaniards on horse and afoot with many yanakuna including 300 Mapochoes auxiliaries under their leader Michimalonco, defending their newly raised fort at Penco. It was part of the Arauco war.

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