Mezue ahịrịokwu na-esonụ: N'oge mwakpo Germany nke Poland na Western Europe (1939<unk>1941) Soviet Union gosipụtara omume enyi na Germany na Molotov <unk> Ribbentrop Pact,
a nkwonkwo agha ngagharị, a ọnụ ọgụgụ nke German-Soviet azụmahịa nkwekọrịta na imekọ ihe ọnụ nke NKVD na Gestapo na-ebelata nke iguzogide ke bi n'ókèala.