President Lyndon B. Johnson appointed the President's Commission on the Assassination of President Kennedy, commonly called the Warren Commission, by Executive Order (E.O. 11130) on November 29, 1963. Its purpose was to investigate the assassination of President John Fitzgerald Kennedy on November 22, 1963, at Dallas, Texas. President Johnson directed the Commission to evaluate matters relating to the assassination and the subsequent killing of the alleged assassin, and to report its findings and conclusions to him.