Kammala jumlar da ke gaba: Bayan mamayewar hadin gwiwar Jamus da Soviet a Poland, wanda ya fara yakin duniya na biyu, an
Jamus ta mallake ta daga 1939 zuwa 1945. Żerków ya yi amfani da Jamusawa a matsayin wurin hutawa ga sojoji. A cikin 1943, Jamusawa sun sake suna garin "Bergstadt" don share alamun asalin Poland. A cikin 1945 mamayar ta ƙare kuma an dawo da sunan tarihi.