Allen Welsh Dulles (/ˈdʌləs/; April 7, 1893 – January 29, 1969) was an American diplomat and lawyer who became the first civilian Director of Central Intelligence and its longest-serving director to date. As head of the Central Intelligence Agency during the early Cold War, he oversaw the 1954 Guatemalan coup d'état, Operation Ajax, the Lockheed U-2 program and the Bay of Pigs Invasion. Following the assassination of John F. Kennedy, Dulles was one of the members of the Warren Commission.