General Lagos is Chile's northernmost commune in Parinacota Province, Arica and Parinacota Region. Its capital is Visviri. The area, once par…General Lagos is Chile's northernmost commune in Parinacota Province, Arica and Parinacota Region. Its capital is Visviri. The area, once part of Peru, was captured by Chilean forces in the War of the Pacific by its namesake and commander of Chilean troops in the Battle of Arica, General Pedro Lagos.