Exactly nothing, if you have the capacity to nuke the capital cities of the whole world. To be clear: I think the Government of NK is monstrously evil, and I w

Exactly nothing, if you have the capacity to nuke the capital cities of the whole world. To be clear: I think the Government of NK is monstrously evil, and I wouldn't shed a tear if their population rose up and lynched them. But their behaviour in seeking nuclear weapons is rational, because history has shown that non-nuclear dictatorships with valuable resources get invaded.