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Honestly I don't get this sentiment. NK isn't some rationalistic actor. The NK problem can never ever be solved by diplomatic resolve. This goes beyond mere saving face, or diplomacy. This is simply about maintaining and expanding power. That is sometimes you need to be confrontational. Sometimes you need to stop being Chamberlain, and start being Churchill. Preferably before it's too late. What else is their develop…
> NK isn't some rationalistic actor. I don't see why you say this. I wouldn't say they are especially competent, but they seem to have stayed in existence and played off various larger rivals successfully for 70 odd years.
They are as "successful" as cancer is "successful" - it's hard to kill the cancer without killing the patient, but that's not a redeeming quality for cancer. In the same way, it's hard to kill Kim's regime without subjecting 25 million people to extreme dangers, exacerbated by the fact that many of them are already on the brink of starvation, and a lot of them are thoroughly brainwashed. It's not a sign of "success" or regime's rationality, it is the sign that it is hard for us to find a solution for this without hurting a lot of people in process.