Franklin Delano Roosevelt (January 30, 1882 – April 12, 1945) (ˈfɹæŋklɪn ˈɛlənoʊ ˈɹoʊzəvɛlt), often referred to by his initials FDR, was the thirty-second President of the United States. Elected to four terms in office, he served from 1933 to 1945 and is the only U.S. president to have served more than two terms. He was a central figure of the 20th century during a time of worldwide economic crisis and world war.