
Septem What caused the Chilean War of Independence? When did Chile gain their independence from Spain? San Martín then led his Argentine and Chilean followers north to liberate Peru and fighting continued in Chile's southern provinces, the bastion of the royalists, until 1826. How did Chile gain independence from Spain?Ĭhile won its formal independence when San Martín defeated the last large Spanish force on Chilean soil at the Battle of Maipú on Ap.

