In the long and troubled history of nuclear proliferation, North Korea has once again reminded the world that determined states find ways to advance their ambitions beyond the reach of international scrutiny. A United Nations agency has identified a previously undocumented uranium enrichment facility in Pyongyang's expanding nuclear infrastructure — a discovery that arrives not as a surprise, but as a confirmation of what many have feared: that sanctions and diplomacy have not meaningfully altered the regime's course. The revelation deepens a decades-old dilemma for the international community