High Quality Content by WIKIPEDIA articles! Rear Admiral Leonard Warren Murray, CB, CBE (22 June 1896 – 25 November 1971) was a officer of the Royal Canadian Navy who played a significant role in the Battle of the Atlantic. He commanded the Newfoundland Escort Force from 1941–1943, and from 1943 to the end of the war was Commander-in-Chief, Canadian Northwest Atlantic. He was the only Canadian to command an Allied theatre of operations during World War I or World War II.