The repression of dissidents included plans to maim the dancer Rudolf Nureyev, who had defected in 1961. There are some who believe that Andropov was behind the deaths of Fyodor Kulakov and Pyotr Masherov, the two youngest members of the Soviet leadership. A declassified document revealed that Andropov as KGB director gave the order to prevent unauthorized gatherings mourning the death of John Lennon.