 The Battle of Junín, which was fought on 6 August 1824, is regarded as one of the definite episodes in the Peruvian War of Independence, which helped to bring to an end the Spanish rule in Peru and the Americas.The historical sanctuary was established on 7 August 1974, to preserve the historic site of the Battle of Junín, by a decree during the dictatorship of General Juan Velasco Alvarado.This historic landmark is located at 4105 m of elevation in a high andean plain known as "Pampa de Junín".