Rubuta ci gaba ga wannan sakin layi - Ra'ayin Mitchell game da raunin jirgin yaƙi ga harin iska a ƙarƙashin "yanayin yaƙi" an tabbatar da shi bayan mutuwarsa. An fara nuna ikon iska a matsayin mai yanke hukunci game da babban jirgi a cikin yanayin yaƙi yayin Yaƙin Basasa na Spain: a ranar 29 ga Mayu, 1937, 'Yan kunar bakin wake na Gwamnatin Jamhuriyar Republican sun kai hari kuma sun lalata jirgin ruwan yakin Jamus. Wannan sabon yanayin yaƙin sama ya riga ya kai hari kan Taranto
da kuma Pearl Harbor ta hanyar da kyau gefe.