modern nuclear weapons are over 3,000 times more powerful than the weapons we dropped on Japan. There is no surviving, world war with those weapons = all life eliminated. To think otherwise is folly.
The elites have a plan to survive a nuclear war.
It is not a perfect plan, but it is a plan.
The keyword is DUMB.
Deep Underground Military Bases
The current locations are obviously secret—but we know that is the way they think because of the existence of this defunct place:
https://www.greenbrier.com/activities/bunker-tours/
It is now a tourist attraction.