Its 3rd Infantry Division was the primary landing force at Juno Beach during Normandy landings, and in 1945, it possessed the world's third-largest navy.  
Producer of the Ram tank based on the American M3 tank, during World War II, its commanders included Andrew McNaughten and Henry Crerar, while its most notable commander during World War I was Arthur Currie.  During that war, its forces were regarded as an elite force and left alone by the Germans after the Battle of Vimy Ridge, and ships in its navy included the Athabaskan, Nootka, Micmac, and Haida, which is preserved at Hamilton. Its 3rd Infantry Division was the primary landing force at Juno Beach during Normandy landings, and in 1945, it possessed the world's third-largest navy.  FTP, name this Commonwealth country.
Producer of the Ram tank based on the American M3 tank, during World War II, its commanders included Andrew McNaughten and Henry Crerar, while its most notable commander during World War I was Arthur Currie.  
Canada (Accept Canadian Army before mention of navy, accept Montreal Locomotive Works before "commanders")