List of FBI controversies

Since its founding in 1908 as the Bureau of Investigation, the Federal Bureau of Investigation (FBI) has been the subject of a number of controversial cases, both at home in the United States and abroad. == Files on U.S. citizens == The FBI has maintained files on numerous people, including celebrities such as Elvis Presley, Frank Sinatra, John Denver, John Lennon, Jane Fonda, Groucho Marx, Charlie Chaplin, the band MC5, Lou Costello, Sonny Bono, Bob Dylan, Michael Jackson, and Mickey Mantle.

Source: Wikipedia — List of FBI controversies (CC BY-SA 4.0)