A militia departs from the Spanish stronghold of Valdivia to quell a Huilliche uprising in southern Chile.

The Fort System of Valdivia are a series of Spanish colonial fortifications at Corral Bay, Valdivia and Cruces River established to protect the city of Valdivia, in southern Chile. During the period of Spanish rule (1645–1820), it was one of the biggest systems of fortification in the Americas. It was also a major supply source for Spanish ships that crossed the Strait of Magellan.

A militia departs from the Spanish stronghold of Valdivia to quell a Huilliche uprising in southern Chile.

October 3, 1792

A militia departs from the Spanish stronghold of Valdivia to quell a Huilliche uprising in southern Chile.

The Fort System of Valdivia are a series of Spanish colonial fortifications at Corral Bay, Valdivia and Cruces River established to protect the city of Valdivia, in southern Chile. During the period of Spanish rule (1645–1820), it was one of the biggest systems of fortification in the Americas. It was also a major supply source for Spanish ships that crossed the Strait of Magellan.