General of the Army George Catlett Marshall, Jr. GCB (December 31, 1880 – October 16, 1959) was an American military leader, Secretary of State, and the third Secretary of Defense. Once noted as the "organizer of victory" by Winston Churchill for his leadership of the Allied victory in World War II, Marshall supervised the U.S. Army during the war and was the chief military advisor to President Franklin D. Roosevelt. As Secretary of State he gave his name to the Marshall Plan, for which he was awarded the Nobel Peace Prize in 1953.