Mezue ahịrịokwu na-esonụ: Mkpọchi a nọchibidoro Warsaw gara n'ihu ruo September 29, 1939. Na September 10 nanị, ndị Luftwaffe duziri 17
na-atụ bọmbụ n'obodo ahụ; ụbọchị atọ ka e mesịrị, ụgbọ elu German 50 wakporo etiti obodo ahụ, na-elekwasị anya kpọmkwem na Wola na Żoliborz. N'ozuzu, e gburu ihe dị ka mmadụ 30,000, e bibiri pasent 10 nke obodo ahụ. Tinyere ndị Wehrmacht na-aga n'ihu, "Einsatzgruppe" EG IV na ndị Einsatzkommandos rutere n'obodo ahụ. Na November 7, 1939, "Reichsführer-SS" hazigharịrị ha n'ime Ọrụ Nchebe Obodo (SD). A họpụtara onyeisi ndị uwe ojii nke mpaghara Warsaw e hiwere ọhụrụ, Josef Meisinger (onye a na-akpọ "Onye na-egbu anụ nke Warsaw").