In 1944, Harry Truman (1884–1972) became vice president under Franklin D. Roosevelt. When President Roosevelt died suddenly on April 12, 1945, Truman was duly sworn in as president, in keeping with the U.S. Constitution. One of the reasons Truman was chosen to run for the office of vice president was his exceptional grasp of domestic policy issues. In addition, as World War II appeared to be nearing its end, it was assumed that in the aftermath the United States would increasingly focus on domestic affairs, so Truman’s dearth of foreign policy experience would not matter.
Things turned ...