25th February 1956: Khruschev criticises Stalin in his ‘secret speech’ to the 20th Party Congress

Shortly after midnight on the 25th February 1956, Soviet leader Nikita Khrushchev delivered his ‘secret speech’, officially called “On the Cult of Personality and Its Consequences”, in a four hour “closed session” at the end of the 20th Party Congress of the Communist Party of the Soviet Union.