I just don’t see any way N.K. voluntarily giving up the nukes, too much loss of face at both an internal political level and external political level.
We just have to admit they must be forcible removed. Sooner will be easier than later. Later being they have even more warheads and reliable delivery vehicles.
It’ll be ugly all around, but we’re balls deep now and N.K. promises have never panned out.
Cornered predators, even once they see there is no hope of winning, will fight furiously to the end, and only stop when life is ebbing away.
There is nowhere for Kim Jong-Un to retreat to. He must be prepared to fight where he is. And the country has been preparing for over six decades, now.
Sieges and blockades work. If they are applied and maintained.