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
Assassination attempts on Fidel Castro heavy pressure on the CIA to "get rid of Castro." It explains a staggering number of assassination plots, aiming at creating a favorable impression on President John F. Kennedy. There were five phases in the assassination attempts, with planning involving the CIA, the Department of Defense, and the State Department: According to the CIA documents, the so-called Family Jewels that were declassified in 2007, one assassination attempt on Fidel Castro prior to the Bay of Pigs invasion involved noted American mobsters Johnny Roselli, Salvatore Giancana and Santo Trafficante. In September 1960, Momo Salvatore Giancana, a successor of Al Capone's in