The battle took place on the slopes of the Pichincha volcano next to the city of Quito on May 24, 1822.
The Ecuadorian War of Independence started in 1820 and lasted till 1822.
The Battle of Pichincha was the very last armed forces affair, that brought independence to the Spanish colonies.
The Spanish forces were defeated by a Patriot army under command of General Antonio José de Sucre.
Observe annually on May 24.