Dee ihe na-esote paragraf a - Na mbụ Germany nwere ihe ịga nke ọma n'ọrụ agha ya. N'ihe na-erughị ọnwa atọ (April ruo June 1940), Germany meriri Denmark
, Norway, Netherlands, na France. E meriri France ngwa ngwa n'ụzọ a na-atụghị anya ya, nke a mekwara ka Hitler nwekwuo mmasị n'ebe ndị mmadụ nọ, meekwa ka agha ahụ kpụ ọkụ n'ọnụ. Hitler gwara onye ndú ọhụrụ nke Britain bụ́ Winston Churchill okwu udo na July 1940, ma Churchill nọgidere na-agbasi mgba ike. Churchill nwere nnukwu ego, ndị agha, na enyemaka nke onye isi ala Franklin D. Roosevelt na US. Mgbasa bọmbụ nke Hitler megide Britain (September 1940  May 1941) dara. E gburu ihe dị ka ndị nkịtị Britain 43,000 ma merụọ 139,000 ahụ na Blitz ahụ; e bibiri ọtụtụ akụkụ nke London, ebe ụlọ 1,400,245 bibiri ma ọ bụ merụọ. Ndị agha Germany wakporo Soviet Union na June 1941 <unk> izu ole na ole gara aga n'ihi mwakpo nke Yugoslavia <unk> ma na-aga n'ihu ruo mgbe ha ruru ọnụ ụzọ ámá Moscow. Hitler chịkọtara ihe karịrị ndị agha 4,000,000, gụnyere 1,000,000 sitere n'aka ndị ha na ya jikọrọ aka n'Axis. Ihe fọrọ nke nta ka ọ bụrụ nde mmadụ atọ nwụrụ n'agha ndị Soviet, ebe e jidere ndị agha Soviet dị nde mmadụ atọ na narị puku ise n'ime ọnwa isii mbụ nke agha ahụ. Ndị Einsatzgruppen (ndị agha na-agagharị agagharị nke ndị Nazi) gburu ndị Juu Soviet nile ha hụrụ, ebe ndị Germany gara n'ebe obibi ndị Juu ma manye ezinụlọ dị iche iche ịbanye n'ogige ịta ahụhụ maka ịrụ ọrụ mmanye ma ọ bụ n'ogige mkpochapụ maka ọnwụ.