From DEFCON 5 to DEFCON 1: understanding the DEFCON levels.

The DEFCON system, consisting of five escalating levels (5 to 1), is used by the US military to denote their readiness for potential nuclear attack.

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Defcon 5 Sony Playstation

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1 Player

Defcon 5

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DEFCON - Wikipedia

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Brendan on X: @burns_dana13323 @CaroleRyan12389 DEFCON 5 is actually the lowest state of readiness / X

DEFCON: 5 Levels of Anaerobic Exercise - Fort Fitness