Pedzisa mutsara unotevera: Musi waAugust 9, 1945, Joseph Stalin, achivakira pachibvumirano chakavanzika paMusangano weYalta muna February, akabvisa unilaterally Chibvumirano cha1941 cheSoviet-Japanese Neutrality Pact (1941) ndokuzivisa hondo kuJapan. Nokudaro hondo yeSoviet neJapan yakatanga, neSoviet
kupinda muManchuria pamativi matatu.