Kammala jumla mai zuwa: A lokacin da Jamus ta mamaye Poland da Yammacin Turai (1939<unk>1941) Tarayyar Soviet ta gabatar da halin abokantaka ga Jamus tare da Molotov <unk> Ribbentrop Pact,
wani faretin soja na hadin gwiwa, wasu yarjejeniyoyin kasuwanci na Jamus da Soviet da hadin gwiwar NKVD da Gestapo wajen murkushe juriya a yankunan da aka mamaye.