President Truman's relief of General Douglas MacArthur creation of a professional military. This made civilian control increasingly problematic when coupled with the constitutional division of powers between the President as commander-in-chief, and the Congress with its power to raise armies, maintain a navy, and wage wars. In relieving MacArthur for failing to "respect the authority of the President" by privately communicating with Congress, Truman upheld the President's role as pre-eminent. Harry S. Truman became President of the United States on the death of Franklin D. Roosevelt in 1945, and won an unexpected victory in the 1948 presidential election. He was the only president who served after 1897
President Truman's relief of General Douglas MacArthur the Chinese advance, MacArthur ordered the bridges across the Yalu to be bombed. After due consultation with his advisers, Truman declared that he would not approve of such an action, and the Joint Chiefs cancelled the order. When MacArthur protested, the President and the Joint Chiefs authorized the bombings, subject to the caveat that Chinese air space not be violated. Major General Emmett O'Donnell would later cite this to the Congressional inquiry into MacArthur's relief as an example of undue political interference in military operations. The Yalu River had many bends, and in some cases there were very restricted lines