The danger now is not so much threat of a first strike but the danger that both sides will come to believe that nuclear war can be limited, won and survived.

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Nuclear weapons, he thinks, make total war less likely, limited conflict more so.

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But as nuclear and missile technology has proliferated in the post-Cold War period, and more technologically primitive countries get their hands on missiles and limited nuclear capabilities, the threat of an EMP attack as become far more acute.

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