Timeline: July 1956, Rakosi (hardline Stalinist) is removed after protests, October 1956, protests demand Imre Nagy becomes leader (more moderate), 24th October, Nagy becomes leader, 28th October, Soviet troops leave and Khrushchev allows Nagy to be leader, 3rd November, Nagy says they will leave the Warsaw pact, 4th November, Soviet troops return with 1,000 tanks, 20,000 Hungarians are killed and Nagy is replaced with hardline Kadar