On April 12, 1945, President Franklin Delano Roosevelt died of a cerebral hemorrhage in Warm Springs, Georgia, at the age of sixty-three. He was the only president elected to office four times. He led the United States through the Great Depression and World War II toward a prosperous future. During his first term, the American national income increased by 50%. The participation of the United States' in World War II and the establishment of the United Nations were grounded in his decision-making. He lifted himself from a wheelchair to lift the nation up from its knees.