'''First strike''' is a concept in [[war|warfare]], that the possibility of preemptive action is sometimes required in order to secure [[defense|national interests]]. Although the concept often carries a pejorative connotation, it was all but a necessary concept in [[Cold War]] [[diplomacy]], and remains a key part of any national [[nuclear weapons|nuclear strike]] policy.
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'''First strike''' is a concept in [[war|warfare]], that the possibility of preemptive action is sometimes required in order to secure national interests. Although the concept often carries a pejorative connotation, it was all but a necessary concept in [[Cold War]] [[diplomacy]], and remains a key part of any national [[nuclear weapons|nuclear strike]] policy.