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In page Mutual assured destruction:

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  • No rogue commanders will have the ability to corrupt the launch decision process. Such an incident very nearly occurred during the Cuban Missile Crisis when an argument broke out aboard a nuclear-armed submarine cut off from radio communication. The second-in-command, Vasili Arkhipov, refused to launch despite an order from Captain Savitsky to do so.[1]
  • All leaders with launch capability care about the survival of their subjects (an extremist leader may welcome Armageddon and launch an unprovoked attack). Winston Churchill warned that any strategy will not "cover the case of lunatics or dictators in the mood of Hitler when he found himself in his final dugout."[2]