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Nuclear umbrella


the nuclear weapons of one country seen as protection for its allies


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  • Nuclear-weapon

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    noun 1. the general devastation of life, along with worldwide darkness and extreme cold, that some scientists believe would result from a global dust cloud screening out sunlight following large-scale nuclear detonations. noun 1. a period of extremely low temperatures and little light that, it has been suggested, would occur as a result of a […]

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