Pedzisa mutsara unotevera: Muna 1939, Soviet Union yakaedza pasina kubudirira kupinda muFinland, mushure mezvo mapato akapinda muchibvumirano cherunyararo chenguva pfupi chakapa Soviet Union nharaunda yekumabvazuva kweKarelia (10% yenharaunda yeFinland), uye Karelo-Finnish Soviet Socialist Republic yakavambwa nekubatanidza matunhu akasiyiwa neKASSR. Mushure meJune 1940 Soviet Ultimatum inoda Bessarabia, Bukovina, uye nharaunda yeHertza kubva kuRomania, maSoviet akapinda munzvimbo idzi, Romania yakapa zvikumbiro zveSoviet uye
VaSoviet vakatora nzvimbo dzacho.