# Kennedy John F. Kennedy (1917-1963), president of the United States from 1961 to 1963. In 1961 he approved the Bay of Pigs operation, an invasion of Cuba by US-backed Cuban exiles with the aim of ousting the communist regime of Fidel Castro (1927- ). Most of the exiles were killed or taken prisoner and the operation was a disaster. Kennedy's presidency ended with his assassination on November 22, 1963. Robert Francis Kennedy (19251968), a younger brother of President John F. Kennedy, who served as Attorney General during his presidency.