Above: Map showing borders of the involved countries before and after the War of the Pacific 1879-1884 Chile, Bolivia and Peru were involved in this war. It resulted in Chile's annexation of rich disputed regions on the Pacific coast. The main cause was a tussle between Chile and Bolivia over a part of the Atacama Desert, containing sodium nitrate that lay between 23rd and26th parallels on the Pacific Coast of South America. Chile's military superiority and discipline brought it success while ... Read More