Presidency of John F. Kennedy killed Oswald due to his own grief over Kennedy's death, but the assassination of Kennedy and the death of Oswald gave rise to enormous speculation that Kennedy had been the victim of a conspiracy. Kennedy was succeeded as president by Lyndon Johnson, who stated on November 27 that "no memorial or oration or eulogy could more eloquently honor President Kennedy's memory than the earliest possible passage of a civil rights bill for which he fought so long." President Johnson created the Warren Commission—chaired by Chief Justice Earl Warren—to investigate the assassination. The Warren Commission concluded that Oswald acted alone in
John F. Kennedy assassination conspiracy theories General Assembly in 2009, Libyan leader Muammar Gaddafi also alleged that Kennedy was killed for wanting to investigate Dimona. John F. Kennedy assassination conspiracy theories The assassination of John F. Kennedy on November 22, 1963 has spurred numerous conspiracy theories, which include accusations of involvement of the CIA, the Mafia, sitting Vice President Lyndon B. Johnson, Cuban Prime Minister Fidel Castro, the KGB, or even some combination thereof. Some conspiracy theories further claim that the United States federal government covered up crucial information in the aftermath of the assassination. Former Los Angeles District Attorney Vincent Bugliosi estimated that a total