James Earl Carter Jr. was an American politician and humanitarian who served as the 39th president of the United States from 1977 to 1981. A member of the Democratic Party, Carter served as the 76th governor of Georgia from 1971 to 1975 and in the Georgia State Senate from 1963 to 1967. He was the longest-lived president in U.S. history and the first to reach the age of 100.