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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The Future of Iran's Nuclear Program

U.S. and Israeli strikes on Iran's nuclear facilities have caused damage, but is the Iran nuclear program really over? The timeline until the creation of an Iranian nuclear bomb may be stretched, but one thing is still clear: diplomacy is needed to ensure that another nuclear-armed state does not emerge in the Middle East.

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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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Podcasts

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Axios Future of Defense

Research Analyst Connor Murray spoke with Axios about changing political trends and increased military spending in Europe. Europe is not a monolith; public sentiment in Germany, Italy and the Netherlands is not uniform. “For some of these leaders, they have a very fraught domestic political situation,” Connor Murray, a research analyst at the Center for Arms Control […]

The Korean Peninsula Has Seen Grand Overtures Come and Go – What Matters Now is Whether Small Steps Can Still Lead Somewhere

Research Analyst Shawn Rostker wrote an op-ed for 38 North about how U.S. policy toward North Korea’s nuclear program must change. For decades, US policy toward North Korea has ranged from bombast to paralysis. The Trump-Kim summits marked a rare moment of high-level diplomacy, but with little lasting progress. Today, with signs that the United States […]

Israeli nuclear weapons at the heart of a strategic taboo

Research Analyst Shawn Rostker spoke with Le Devoir about the taboo surrounding the Israeli nuclear program. The original article is in French. “It’s an open secret that Israel has nuclear weapons, even though [its leaders] have never officially confirmed or denied it,” says Shawn Rostker, an analyst at the Center for Arms Control and Nonproliferation, a nonprofit […]

Fiscal Year 2026 Defense Budget Request Briefing Book

FY25 enacted levels come from the FY26 Department of Defense Procurement Programs (P-1) and Research Development, Test & Evaluation Programs (R-1) documents  Table numbers in parentheses are increases or decreases from the FY25 Enacted Level unless otherwise specified  FY26 Request numbers combine Reconciliation and Discretionary Funding requests The inflation rate for calendar year 2024 was […]

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