第二次世界大战后,战时的合作也不再持续,世界进入了以美国和苏

第二次世界大战后,战时的合作也不再持续,世界进入了以美国和苏联为首的两极格局,冷战开始的标志是

A.丘吉尔发表“铁幕”演说 B.马歇尔计划的实施

C.杜鲁门主义的出台 D.北大西洋公约组织的成立

答案

C

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