The Cold War, the third major conflict of the twentieth century, is no exception to this rule. All three phases can be identified, and all three triggered intense debate.
而作为20世纪世界三大主要冲突之一的冷战也逃脱不了这条法则。我们可以从中清晰地勾勒出这三个阶段，而且每一个阶段在当时都引发了激烈的辩论。