Arms Control Now

An examination of recent cost estimates for space-based interceptor constellations highlights the key questions that need to be asked of the Trump administration's Golden Dome missile defense program.

The IAEA’s May 2025 evaluation of Iran's nuclear activities underscore the urgent need for a nuclear deal that brings Iran back into compliance with its legally binding safeguards obligations and limits its future proliferation risk. 

The third nuclear Nonproliferation Treaty Preparatory Committee (NPT PrepCom) meeting before the 2026 Review Conference took place April 28 to May 9 in New York. This blogpost is a summary of highlights from some of the more notable events.

Beyond the hoopla and hyperbole of “nearly 100 percent protection” within “three years," Trump’s “Golden Dome” strategic missile defense gambit is deeply flawed, technically complex, and counterproductive.

Draft legislation introduced in the House this week would require the United States to drop controls on exports to Australia, Canada, and the UK of Missile Technology Control Regime (MTCR) items controlled on the U.S. Munitions List.

Targeting Iranian nuclear sites in reaction to a drone and missile attack that did minimal damage to Israel would be a reckless and irresponsible escalation that increases the risk of a wider regional war.

Without awareness and understanding of the human catastrophe, it is easy for us to treat past events as dull, esoteric history textbook contents.

Russia’s war on Ukraine is poised to bring into being a new European security order, one that may very well be marked by unstable standoffs, buildups, and dangerous activities and incidents between both Ukraine and Russia and Russia and Ukraine’s Western backers.