This article draws attention to a trend in which military deployments part of peacekeeping missions have triggered army mutinies some Vest African countries. It explains how participation in peacekeeping missions created new material grievances and a sense of .:.voce among. the peacekeepers, which under certain conditions sparked domestic mutinies. These uprisings in West Africa follow a history of military disobedience in the region. and the iwticle places them in the context of long-standing ten¬s within military organizations. Mutinies often symbol.. and intensify divisions within armed forces, which can lead to further instability even after the mutiny is resolved. Therefore, it is important for those interesud in building and maintaining effective militaries to understand the ways in which deployments and peacekeeping participation can contribute to unrest within the anted forces. The article draws on interviews with former mutineers, including peacekeepers, and others military personnel in West Afnca, as well as media reporting, public made by mutineers, academic writing, and archival