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 of the United Nations General Assembly nationals holding this office. This does not include special and emergency special sessions of UNGA. Abbreviations: President of the United Nations General Assembly The President of the United Nations General Assembly is a position voted for by representatives in the United Nations General Assembly (UNGA) on a yearly basis. The President presides over the sessions of the General Assembly. María Fernanda Espinosa of Ecuador has been elected as the UNGA President of its 73rd session beginning in September 2018. The session of the assembly is scheduled for every year starting in September—any special, or emergency special, assemblies over the next