 Nzvimbo dzakanyorwa mumutauro wePolish, kusanganisira maguta makuru, dzose dzakanga dzatumidzwa mazita matsva pashure pokunge Germany neSoviet Union dzapinda muPoland pamwe chete muna 1939. Kupa zvinhu zvose mazita matsva maererano nezvavanoda kwaiva imwe nzira iyo vapambi vacho vaitsvaka nayo kugadzirazve mepu yezvematongerwe enyika yeEurope. Nzvimbo dzose dzePoland dzakapihwa nzvimbo dzeNazi dzekugara kureva Bezirk Bialystok, Provinz Ostpreußen, nezvimwewo, kana kubatana neSoviet Union, kuti ikurumidze kukundwa zvakare muOperation Barbarossa. Ukraine yeSoviet neBelorussia zvakaona Basa rePoland reNKVD, zvichikonzera kusavapo kwedzinza revaPoland muUSSR pamwe nemuganhu wepamberi pehondo nePoland kubvira paGreat Purge. 