Countries gathered at U.N. headquarters for a monthlong review of the Nuclear Nonproliferation Treaty, opening a high-stakes test of the world’s main nuclear arms control framework at a time of renewed testing threats, major-power tensions and repeated failures to reach consensus.
The 2026 Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons, which opened Monday in New York, will assess implementation of the treaty across its three pillars: nuclear disarmament, nonproliferation and the peaceful use of nuclear energy.