A ranar 1 ga Satumba, 1939, Jamus ta mamaye Poland, ta fara yakin duniya na biyu a Turai, kuma a ranar 17 ga Satumba, bisa ga Yarjejeniyar Molotov-Ribbentrop, Poland ta mamaye Tarayyar Soviet. Daga baya, Poland ta sake raba <unk> tsakanin waɗannan iko biyu <unk> kuma ta kasance a ƙarƙashin mamayewa ga mafi yawan yakin. A ranar 1 ga Oktoba, Jamus da Tarayyar Soviet sun mamaye Poland gaba ɗaya, kodayake gwamnatin Poland ba ta taɓa miƙa wuya a hukumance ba, kuma ba da daɗewa ba aka kafa Jihar Underground ta Poland, mai biyayya ga gwamnatin Poland da ke gudun hijira. A ranar 8 ga Oktoba, Nazi Jamus ta haɗu da yankuna na yammacin Poland kafin yaƙin, kuma a cikin ragowar yankin da aka mamaye, ta kafa Gwamnatin Janar. Dole ne Tarayyar Soviet ta ba da damar samun damar samun damar mallakar yankunan da ta samu a 1939 saboda mamayar Jamus a Turai, amma ta sake komawa Poland har abada.
Tarayyar Soviet