Airpower in the Chaco War: History of the Chaco War, with a particular focus on air operations.Bolivia: Pictures of tanks used by the Bolivian Army.Chaco War (1932-1935): Images of key figures and events.The Chaco War: Account of the dispute between Bolivia and Paraguay, when both landlocked countries sought an expansion of territory in an effort to gain better access to the Paraguay river.The Chaco War - Bolivia and Paraguay, 1932-1935: A review by Bruce Farcau with background information on the conflict.The Chaco War 1932-1935: Summary history of the war.The Gran Chaco War: Fighting for Mirages in the Foothills of the Andes: Illustrated history of the 1932-35 conflict between Paraguay and Bolivia.