He was a five start General in the U.S. Army during World War II and served as Supreme Commander of the Allied Forces in Europe. He was also a statesman involved as deeply in arranging the political and diplomatic aspects of the alliance as the military. In the process, he became personally know as the man who shaped the postwar world, leaders with whom he continued to deal as he became the Army Chief of Staff in 1945, Commander in Chief of NATO forces in 1950, and President of the United States.