I don't.
Are you aware your argument is the old “Better Red than Dead” chant of the American Commies back in the Cold War Era.
Given the accuracy of historian Paul Johnson’s “If the American experiment in self government fails, that which will come after will be unspeakably worse.”, it is clear to all that it is better to kill off all opposing us.
PS Such a nuclear war will NOT destroy the world.
PPS Check the stats of the cancers, genetic defects, ad nauseam, which were predicted to afflict the survivors of Hiroshima/Nagasaki. Somebody forgot to memo the cancers and genetic defects, because they have not appeared. Just more commie crap