Nuclear Issues

CSIS’s Project on Nuclear Issues analyze nuclear policy issues including deterrence, escalation, and arms control, and is the leading network of nuclear policy professionals.

Photo: Omar Havana/Getty Images

Photo: Omar Havana/Getty Images

What Allies Want: European Priorities in a Contested Security Environment

While the United States remains committed to NATO, it its placing growing pressure on its allies to shoulder more of the burden for European defense. As allies shoulder a growing conventional burden, they want to ensure US extended deterrence commitments remain.

Report by Nicholas Adamopoulos — May 12, 2025

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Williams

Heather Williams

Director, Project on Nuclear Issues and Senior Fellow, Defense and Security Department
Victor Cha

Victor Cha

President, Geopolitics and Foreign Policy Department and Korea Chair
Joseph Rodgers

Joseph Rodgers

Deputy Director and Fellow, Project on Nuclear Issues

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The Nuclear Option: Deciphering Russia's New Space Threat

Please join the CSIS Aerospace Security Project on Friday, May 3, 2024, at 2:00pm ET for a fireside chat with The Honorable Mallory Stewart, Assistant Secretary of State for Arms Control, Deterrence, and Stability, moderated by Clayton Swope, Deputy Director of ASP. 

Event — May 3, 2024

The Nuclear Option: Deciphering Russia's New Space Threat

The CSIS Aerospace Security Project hosted a fireside chat with The Honorable Mallory Stewart, Assistant Secretary of State for Arms Control, Deterrence, and Stability, moderated by Clayton Swope, Deputy Director of ASP.

Transcript — May 3, 2024

PONI 2024 Capstone Conference

PONI will host its 2024 Capstone Conference on May 1-2 at Offutt Air Force Base, Headquarters of U.S. Strategic Command.

Event — May 1, 2024

CSIS European Trilateral Track 2 Nuclear Dialogues

In 2023, the European Trilateral Track 2 Nuclear Dialogues convened senior nuclear policy experts from the United Kingdom, France, and the United States to discuss nuclear deterrence, arms control, and nonproliferation issues and identify areas of consensus among the P3.

Report by Heather Williams — April 25, 2024

Building Trust in Nuclear Diplomacy

Nuclear strategy remains a priority for the United States. Host Dr. Kathleen McInnis speaks with CSIS Senior Adviser (Non-resident) to the Project on Nuclear Issues and former Deputy Assistant Secretary of Defense for Nuclear and Missile Defense Policy, Elaine Bunn.

Event — April 3, 2024

On the Horizon Vol. 6

The 2023 PONI Nuclear Scholars explore shifts in states’ nuclear arsenals and strategies, the effects of the Ukraine war on nuclear dynamics, and the transformative power of emerging tech on nuclear decisionmaking, offering fresh insights and innovative solutions.

Report by Doreen Horschig and Jessica Link — March 27, 2024

The Impossible State

Diplomacy or Crisis with DPRK in 2024?

In this episode, Dr. Victor Cha is joined by Dr. Jung Pak, deputy assistant secretary of state for Australia, New Zealand, and the Pacific Islands and the U.S. senior official for the Democratic People’s Republic of Korea at the US Department of State, to discuss the Biden administration's North Korea policy, DPRK-Russia cooperation as well as what to expect from North Korea in 2024.

Podcast Episode by Victor Cha — March 22, 2024

CSIS The Impossible State North Korea
The Impossible State

Biden Administration's North Korea Policy

This bonus episode is from the JoongAng - CSIS Forum 2024: The Polycrisis in 2024 on March 3, 2024. Dr. Mira Rapp-Hooper, Special Assistant to the President and Senior Director for Indo-Pacific Affairs, White House National Security Council had a conversation with Victor Cha, Senior Vice President for Asia, CSIS to discuss Biden Administration’s North Korea Policy.

Podcast Episode by Victor Cha — March 6, 2024

CSIS The Impossible State North Korea