MacArthur is a major figure in US military and diplomatic history. He commanded a brigade in France during World War I and was commander of the Philippine military establishment in the late 1930s, but he is best remembered for the vital role he played in the Pacific theater of World War II and for his command of UN forces during the Korean War. Many Americans viewed MacArthur as a hero, but he was suddenly relieved of his post by President Truman at the height of the Korean War for what reason? Discuss