Ka cika wannan jumla: Bayan mutuwar shugaban Soviet Joseph Stalin a shekara ta 1953, an soma wani shiri na canja tsarin siyasa, wanda daga baya aka kira shi de-Stalinization. Nikita Khrushchev, wanda ya bi Stalin a matsayin shugaban Soviet, ya gabatar da gyare-gyare na sassaucin ra'ayi a lokacin da aka sani da Khrushchev Thaw. Duk da haka
Manege Affair na 1962, lokacin da Khrushchev ya soki baje kolin zane-zanen Soviet, ya haifar da sake tabbatar da ikon Jam'iyyar Kwaminis kan zane-zane kuma ya nuna farkon ƙarshen Thaw na Al'adu.