Dhameystir weedha soo socota: Sanadkii 1941, Mareykanka wuxuu qaatay go'aano taxane ah si uu u taageero Shiinaha dagaalka uu kula jiro Japan: Kaydinta amaahda waxaa la bixiyay kadib markii Madaxweyne Franklin D. Roosevelt uu ku dhawaaqay difaaca Shiinaha inuu muhiim u yahay difaaca Mareykanka. Intii lagu guda jiray xagaaga, Japan waxay u dhaqaaqday dhanka koonfureed ee Indo-Shiinaha Faransiiska, Mareykanka, Britain iyo Netherlands waxay soo rogeen cunaqabateyn shidaal oo Japan ah, iyagoo jaraya 90% sahayda. Cunaqabateyntu waxay halis gelisay howlgalada Ciidanka Kwantung, oo lahaa in ka badan hal milyan oo askari oo ku sugan Shiinaha. Japan ayaa jawaab u bixisay duulaan si adag loosoo xiray 7da iyo 8da Disembar, waxayna si isku mid ah u weerareen Pearl Harbor, Filibiin,
Malaya, Singapore, Hong Kong, Guam, Jasiiradda Wake, iyo Thailand.