Very regularly, throughout history. To take one example, there were numerous mutinies during WWI and commanders had to take great care to keep the war going.

Very regularly, throughout history. To take one example, there were numerous mutinies during WWI and commanders had to take great care to keep the war going. Britain was pretty much the only European power that _didn't_ encounter serious mutinies. http://www.westernfrontassociation.com/the-great-war/great-war-on-land/britain-allies/416-brit-mutiny.html http://www.westernfrontassociation.com/the-great-war/great-w...