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How Ukraine Became a World War

New Players Are Transforming the Conflict—and Complicating the Path to Ending It

NATO's new headquarters in Brussels Belgium

Experts Discuss Emerging Challenges to NATO Nuclear Deterrence

Senior Research Associate Natasha Bajema and Director of the Eurasia Nonproliferation Program Hanna Notte spoke at NATO’s annual Nuclear Policy Symposium in Skopje, North Macedonia.

William Potter, Sarah Bidgood, and Hanna Notte

Death Dust: The Rise, Decline, and Future of Radiological Weapons Programs – CISAC Stanford

Death Dust explores the largely unknown history of the rise and demise of RW—sometimes portrayed as a “poor man’s nuclear weapon”—through a series of comparative case studies across the United States, the Soviet Union, the United Kingdom, Egypt, and Iraq.

Sarah Bidgood, William Potter, and Hanna Notte

Death Dust: The Rise, Decline and Future of Radiological Weapons Programs

This seminar focuses on the findings of the recently published book “Death Dust: The Rise, Decline and Future of Radiological Weapons Programs.”

Headshot of Dr. Hanna Notte

Hanna Notte Selected for the Munich Young Leaders 2024

CNS’s Hanna Notte will be a featured speaker on a panel with Graham Allison at the Munich Security Conference.

Rose Gottemoeller at a podium with US flag behind

NATO And The Future Of Arms Control And Strategic Stability In Europe

CNS hosted the event with the support of the German and Danish embassies in Washington.

Everything Counts: Building a Control Regime for Nonstrategic Nuclear Warheads in Europe (CNS Occasional Paper #55)

OP55: Everything Counts: Building a Control Regime for Nonstrategic Nuclear Warheads in Europe

Such an agreement will face major negotiating and implementation challenges—not only between Washington and Moscow, but also between Washington and NATO European allies.

Vladimir Putin. Photo courtesy Kremlin.ru.

Russia’s novel strategic weapons: staying ahead of the Americans?

Examining public data, declassified intelligence, and commercial satellite imagery, the authors identify drivers behind Russia’s pursuit of weapons systems.

Cover: Export Control and Emerging Technology Control in an Era of Strategic Competition

Export Control and Emerging Technology Control in an Era of Strategic Competition

This paper provides an overview of changes taking place in relation to export controls, particularly from a US perspective.

NATO-Russia Crisis Brief cover

Reducing Tension in Russia–NATO Relations

Options to improve stability and reduce the risks of conflict and escalation in Europe.