Nuclear proliferation

As Iranian President Massoud Pezeshkian's officially assumes office tomorrow, there is a limited window of opportunity for renewed nuclear diplomacy.

Editors’ Note: This is the latest in Just Security’s weekly series keeping readers up to date on developments at the United Nations at the intersection of national security,…

Pursuing transparency measures now in Iran would help prevent the country's nuclear program from triggering a wider war.

The Biden administration's potential defense deal with Saudi Arabia would undermine U.S. diplomatic efforts in the Middle East and could pave the path for a regional nuclear arms…

Three months after pledging to find ways to reduce the risks, the Biden administration has yet to take the lead, as it must for US security.

Iran’s recent willingness to work with the IAEA on transparency measures could be a step toward deescalating the nuclear crisis.

The visit is a chance to outline a plan for avoiding an arms race with Russia and China and for reducing the risk of a nuclear catastrophe.

The United States cannot destroy Iran’s nuclear ambitions with bombs, and it will not go to war in the Middle East to impose regime change in Tehran.

As review of the Treaty on the Non-Proliferation of Nuclear Weapons draws to a close, what paths exist for UN Security Council action on global nuclear regulation and disarmament?

The nonproliferation regime is on shaky ground. Experts say this year's delayed review conference offers a chance to shore it up.

Putin's cavalier use of nuclear coercive diplomacy poses risks for international relations and Russia’s own national security policy.

With the administration preparing its Nuclear Posture Review, such a declaration would significantly reduce the risks of nuclear war.