不要一根筋地凭自己的猜测而瞎猜人家的想法。
https://www.mitpressjournals.org/doi/pdf/10.1162/jcws.2009.11.2.35
美国这种政治选择就是在其全球战略上的利弊考虑后才做出的。我已经先前说明双方都不是“怕”而都是各方的战略考虑的结果。我看你是跳着看我的帖还是故技重施地视而不见我写的个别词句吧?
还有:https://alphahistory.com/vietnamwar/johnson-justifies-american-involvement-in-vietnam-1965/
"In April 1965 President Lyndon Johnson gave a speech at an American university, where he justified military intervention and American involvement in Vietnam:
The first reality is that North Vietnam has attacked the independent nation of South Vietnam. Its object is total conquest… "
美国总统当众亲口说出北越已经打击了南越并且是侵略性的。所以已经把你先前的美军无由推翻北越的狡辩推翻了因美国1965就有理由推翻北越了。