 Nyorai kupfuurira kweiyi ndima - Gorbachev akanga atungamirira Soviet Union kubva muna March 1985 kusvikira pakuparara kwayo muna December 1991. Pashure pokuparara kweSoviet Union, Boris Yeltsin uyo Gorbachev akanga aedza kudzivisa kuti asvike pakuva nesimba akava mutungamiriri wenyika yeRussia. 