During the last five years of utterly ineffectual talks and not-talks, the North Korean regime (to the best of our knowledge) built four of five more nukes, sold uranium to the A.Q. Khan network, transferred nuclear technology to Iran, and bought itself some Tomohawkskis. While I can’t excuse the duration of this delay, I’ve still considered the Bush policy marginally better than the Clinton policy because I presumed we were going to insist on a deal that was in fact,...