Center for Arms Control and Non-Proliferation

Center for Arms Control and Non-Proliferation

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Nuclear Issues in the Ukraine Crisis

As the Russian invasion of Ukraine continues into its second year, concerns about a war breaking out between Russia and NATO countries, including the United States, continue. Our experts have answers to your most pressing questions about the nuclear risks involved in this conflict and the potential diplomatic paths forward.

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Next Up in Arms Control

New ideas and new perspectives are critical to strengthening the non-proliferation regime and arms control measures, not just to address our present, but to build a new future. That's why we're proud to launch a new blog series focused on new voices with a new angle on arms control.

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Where do we go from here?

After coming perilously close to losing all constraints on the world's two largest nuclear arsenals, the New START agreement was extended through 2026. But as both countries modernize their nuclear arsenals, the threat of a new nuclear arms race underscores the need for sensible non-proliferation and arms control cooperation.

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Test your nuclear weapons knowledge!

Don’t bomb this quiz about nuclear weapons! What do you know about U.S. and global policy?

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The United States must once again pursue diplomacy with Iran

We can make the United States and the world safer by reentering the JCPOA and putting Iran’s nuclear program back in the box.

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Nuclear-Armed States and Regional Tension

Ongoing proliferation efforts in nuclear-armed countries worldwide have escalated tensions. Transparency about nuclear stockpiles and policies is crucial to keeping us safe.

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Nuclear Crises and Close Calls

Throughout history, nuclear-armed states have almost been driven into nuclear conflict, or almost exploded nuclear weapons, or even lost nuclear bombs. As long as these weapons exist, so does the chance of an accident or crisis.

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A nonpartisan nonprofit dedicated to reducing and eventually eliminating the threats posed by nuclear, chemical and biological weapons through Congressional engagement and public education.

Countries

Learn about stockpiles of nuclear weapons and nuclear material around the globe.

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Fact Sheets

Learn about nuclear weapons, defense spending, critical nuclear weapons treaties and more.

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Experts

Former Members of Congress, diplomats, military officers, scientists and more.

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Podcasts

From Godzilla to missile defense, take 25 minutes to learn more about nuclear weapons issues.

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Nuclear Weapons Issues are Women’s Issues

By Emma Sandifer The blast from a nuclear weapon does not discriminate. The radioactive fallout from that blast, however, is a different story. Women around the world sit in the dangerous position of being overrepresented among victims of cancer and death due to nuclear fallout yet vastly underrepresented among those who make the life and […]

Good Idea, Iffy Prospects

By John Erath  President Donald Trump has stated that he would like to commence talks with Russia and China aimed at reducing numbers of nuclear weapons. This is an encouraging proposal; the world would undoubtedly be safer with fewer, not more, nuclear weapons. It is also much easier said than done. Arms control diplomacy is […]

The U.S. Missile Launcher That Is Enraging China

Research Analyst Shawn Rostker spoke with Wall Street Journal about the Typhon Missile System in the Philippines. “The U.S. is shifting away from a reliance on big centralized bases, towards a more dispersed resilient force posture,” said Shawn Rostker, a research analyst with the Center for Arms Control and Non-Proliferation. Read more

Trump wants a ‘Golden Dome’ capable of defending the entire US: ‘Strategically, it doesn’t make any sense’

Executive Director John Tierney spoke with CNN about President Donald Trump’s proposed “Golden Dome” system. In the Red Sea, the US has fired scores of multi-million dollar interceptor missiles at Houthi drones and missiles that cost a fraction of the price. The fiscal imbalance gets far worse when the system is in space, according to […]

STATEMENT ON TRUMP-ZELENSKYY OVAL OFFICE MEETING

(FEBRUARY 28—WASHINGTON) Following the abortive meeting in the Oval Office this afternoon, the Center for Arms Control and Non-Proliferation and Council for a Livable World release the following statement from Executive Director and former Congressman John Tierney, a nuclear weapons and diplomacy expert:   “Today, President Trump addressed President Zelenskyy as if he were a defeated […]

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