 The Terrace Mutiny was the largest insurrection in Canadian military history.The use of irregular forces became common in western Canada during the Second World War, with the Pacific Coast Militia Rangers being formed in 1942; disbanded after 1945, they were the inspiration for the Canadian Rangers.As with the Home Guard, the Veterans Guard of Canada was initially formed in the early days of the Second World War as a defence force in case of an attack on Canadian soil.