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: ARIF ALI/AFP via Getty Images

Photo: ARIF ALI/AFP via Getty Images

What Led to the Recent Crisis Between India and Pakistan?

India and Pakistan’s recent crisis highlights how rapidly tensions can escalate to a dangerous level, marking a new era of conflict between the two nuclear-armed neighbors. The region should develop off-ramps and strengthen confidence-building measures.

Critical Questions by Diya Ashtakala — May 20, 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 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

PONI 2024 Virtual Winter Conference

PONI will host its 2024 Virtual Winter Conference on February 26. The theme is "Nuclear Lessons Learned From the Ukraine Conflict."

Event — February 26, 2024

Russian Nuclear Calibration in the War in Ukraine

How have Russia’s nuclear narratives evolved over the course of the war in Ukraine? To address this question and evaluate future nuclear risks, the CSIS Project on Nuclear Issues conducted a study on Russian nuclear signaling during the first 18 months of the war.

Brief by Heather Williams, Kelsey Hartigan, Lachlan MacKenzie, and Reja Younis — February 23, 2024

The Impossible State

Is North Korea Really Ready for War?

In this episode, Dr. Victor Cha is joined by Dr. Sung-han Kim, Former ROK National Security Advisor and Professor at the Graduate School of International Studies at Korea University, to discuss North Korea's current situation and recent developments as well as what to expect from North Korea in 2024.

Podcast Episode by Victor Cha — February 15, 2024

CSIS The Impossible State North Korea

The Uncertain Future of U.S.-Russia Arms Control

Time is running out for the United States and Russia to revive cooperation on arms control before the expiration of New START in 2026. Despite efforts from the Biden administration to kickstart progress, Russia remains an unwilling partner for the foreseeable future.

Critical Questions by Nicholas Adamopoulos — February 14, 2024

Information Pollution and What It Means for Arms Control

Over the past decade, Russia has stepped up its disinformation campaigns to erode trust in arms control. Russian disinformation campaigns have served as a low-cost tactic for Moscow to spread confusion and distrust in the United States and other Western democracies. 

Report by Joseph Rodgers — January 25, 2024

Deter and Divide: Russia's Nuclear Rhetoric & Escalation Risks in Ukraine

Russia’s nuclear threats have underpinned each stage of the war in Ukraine as Putin attempts to deter and divide NATO support. However, if Russia faces battlefield setbacks, its nuclear threats could intensify, testing NATO's resolve.

Digital Report by Heather Williams, Kelsey Hartigan, Lachlan MacKenzie, and Reja Younis — December 4, 2023

Project Atom Report Launch

Please join the Project on Nuclear Issues (PONI) to discuss the findings of PONI's forthcoming Project Atom report. The Project Atom report consists of five competing strategies for deterring two peer adversaries written by six senior experts with diverse perspectives.

Event — November 7, 2023

Korea Global Forum 2023

The International Security Program (ISP) will co-host a conference with the Korea University Peace and Democracy Institute (PDI) on November 6th at CSIS, discussing current issues influencing the United States’ nuclear policy towards North Korea.

Event — November 6, 2023