Japan'ssurpriseattackonPearlHarborin1941provokedacravingforrevengeintheUnitedStates.ThepresshelpedtostirupahatecampaignagainsttheonepercentofthepopulationwhowereJapanese."WhytreattheJapswelloverhere?"askedacolumnist."PersonallyIhatetheJapanese,andthatgoesforallofthem."
WhilenewspapercartoonsdailydepictedtheJapanesefoeinsinisterstereotypes,gramophonerecordswerereleasedwithsuchtitlesasWe'reGonnaHavetoSlaptheDirtyLittleJap.Signspostedinbarbershopsannounced,"Japsshaved.Notresponsibleforaccidents",andJapaneseAmericanswererefusedtablesinrestaurants.
Allthisculminatedinanofficialround-upofpeopleofJapanesedescent,whowereheldbehindbarbedwireatrelocationcentresaroundthecountry.
一九四一年日本偷襲珍珠港,美國朝野渴望復仇。報刊也助長仇恨情緒,針對的是佔美國百分之一人口的日本裔人。有專欄作家說:「為什麼要善待這裏的日本鬼?我痛恨日本人,沒有例外。」
報刊漫畫天天都把日本人畫成典型的邪惡仇敵,同時,「我們得揍那骯髒卑鄙日本鬼」之類標題的唱片,陸續發行。有理髮店貼出告示說:「為日本鬼刮臉。意外事故恕不負責。」餐廳則拒絕招待美籍日本人。
最後,當局把日本裔國民全部拘繫,送到美國各地的安置中心,中心四面都是帶刺的鐵絲,防止脫逃。