Pedzisa mutsara unotevera: Pana 15 September 1939, Stalin akapedzisa chibvumirano chakasimba chokuramba kupisa neJapan, kuti chive nesimba zuva rakatevera racho (chaizovandudzwa kuva chibvumirano chokusaita zvechisimba muna April 1941). Zuva rakatevera iroro, September 17, mauto eSoviet akapinda muPoland achibva kumabvazuva. Kunyange zvazvo kurwisana kwakapfuurira kusvikira pana 5 October, mauto maviri anopinda akabata kanenge kamwe chete
kuratidzira kwemauto musi wa 25 September, uye vakasimbisa ukama hwavo husiri hwemauto neGerman-Soviet Treaty of Friendship, Cooperation and Demarcation musi wa 28 September. Kubatira pamwe kweGermany neSoviet mukurwisana nePoland muna 1939 kwakarondedzerwa sokurwisana pamwe chete.