What has prevented atomic conflict since the Second World War is the doctrine of Mutually Assured Destruction (MAD
In the interim, North Korea is subject to a punishing embargo. It desperately needs a source of income. They have one thing that many entities desire, so naturally, North Korea is in the business of selling atomic know-how. Some well-funded terrorist entities that seek to obtain atomic weapons are not geographically locatable. As a result, there is no way to counter any attack by such entities. China may be among the initial targets for such unilateral attacks. Such prospects are utterly unacceptable. It would force China to prevent opening this Pandora’s box: this means de-nuclearization of North Korea.