Mezue ahịrịokwu na-esonụ: N'ọnwa Machị, ọ laghachiri n'ebe ndịda n'ógbè Buna iji kwadebe maka ọrụ iji weghara akụkụ ndị fọdụrụ n'ụsọ oké osimiri ugwu nke New Guinea. N'oge mwakpo Hollandia, nke mbụ n'ime nzọụkwụ ise na-awụli elu na Vogelkop, "Welles" bụ nke e kenyere Task Group 77.2 (TG 77.2), Central Attack Group nke malitere mwakpo ya na Humboldt Bay na Eprel 22. Mgbe ihe dị ka otu ọnwa gachara, na 18 Mee, ọ kwadoro mbata na agwaetiti Wakde na Sarmi na New Guinea. Site n'ebe ahụ, ụgbọ agha ahụ nọgidere na-eme ka Ọchịagha Douglas MacArthur na-awụli elu n'elu mmiri
na agwaetiti Biak ebe o nyere nkwado égbè n'oge ọpụpụ na nkwekọrịta ọrụ site na 27 May ruo 2 June. N'oge ahụ, o bibiri ọtụtụ ụgbọ mmiri ndị Japan, kpagbuo ndị agha ala ndị iro, mechie batrị mmiri ma ọ bụ abụọ ma nyere aka gbochie ọtụtụ mwakpo ikuku.