<prompt> Qedela lo musho olandelayo: ISoviet Union yahlasela iPoland ngoSeptemba 1939 ngaphansi kweSivumelwano sikaMolotov-Ribbentrop neJalimane; iSoviet Union  <response>: lahlasela iFinland ngoNovemba 1939; ngoJune 1941, iJalimane lahoxisa isivumelwano sokungahlaseli futhi lahlasela iSoviet Union. Yize i-USSR yayinabososayensi nonjiniyela abavelele, yaqala ucwaningo kulokho okwakuzoba yi-radar radiolokatsiya, i-radiolocation ngokushesha nje lapho noma ubani omunye, futhi yathuthuka kahle ngokuthuthukiswa kwe-magnetron yokuqala, yangena empini ngaphandle kohlelo lwe-radar oluhleliwe, olukwazi ngokuphelele. 