JFK: The Death of a Conspiracy There is a plethora of conspiracy theories regarding the assassination of President John F. Kennedy. They range from the incumbent of the former Soviet Union to organized crime. Pro-conspiracy groups are in agreement with one theory; the United States government covered up the truth of the assassination. The premise of a government conspiracy to cover up of the assassination is laden with insufficient evidence and unproved theories. The truth of the matter is President Kennedy was assassinated by the lone gunman, Lee Harvey Oswald. On November 22, 1963, at 12:30 p.m., Pres