Tuhia he tomokanga mō tēnei wāhanga - I mua i te whakatinanatanga o Operation MI, ka whakatau ngā Hapanihi ki te tango i ngā Moutere Aleutian. I te 3 me te 4 o Hune, 1942, i patua e ngā rererangi Hapanihi mai i ngā kaipuke kawe marama e rua, ā, i patua
Ko te tuatahi o te US whenua ki te pa o Unalaska, Alaska, i Dutch Harbor i nga Moutere Aleutian. I te timatanga, i whakamahere nga Hapanihi ki te whakaeke i te Tauranga Dutch i te wa kotahi me tana whakaeke ki Midway, engari ko te whakaeke o Midway i whakaroa i te ra kotahi. He iti noa iho te kino o te whakaeke ki Dutch Harbor, engari e 43 nga Amerikana i mate, 50 atu i whara i te whakaeke.