Franklin Delano Roosevelt was the President of the United States in 1940.
Franklin D. Roosevelt was the 32nd President of the United States serving from
to 1945 April 12 when he died of a brain tumor. He was the longest serving President of the United States and led the US through World War II, though in 1940 the US was still neutral. In 1940, Roosevelt would break tradition by running and winning a third presidential term. Roosevelt was born January 30, 1882 in Hyde Park, New York and died April 12, 1945 in Warm Springs, Georgia.