It goes back much further, just like the pope, Edger Huber (Mary) lasted 6 presidency, had 2 cars better armored, started or used the same blackmail to gain power and influence. The Dulles boys expanded on with CIA. https://www.grunge.com/301944/the-reason-the-kennedys-couldnt-stand-j-edgar-hoover/
The Reason The Kennedys Couldn't Stand J. Edgar Hoover
Robert Kennedy had a contentious relationship with Hoover. RFK, wanting to protect his brother John, barred the FBI chief from direct access to the President.
https://www.grunge.com/301944/the-reason-the-kennedys-couldnt-stand-j-edgar-hoover/