Nuclear Issues

Though nuclear weapons have not been used since 1945, their threat is omnipresent when nuclear powers join the battlefield. CSIS scholars analyze key nuclear policy issues including deterrence, escalation, and arms control.

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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
Alek Jovovic

Alek Jovovic

Deputy Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
Joseph Rodgers

Joseph Rodgers

Deputy Director and Fellow, Project on Nuclear Issues

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PONI 2026 Fall Conference

PONI's Fall Conference convenes rising nuclear experts to examine a strained global nuclear order — the future of arms control, the nonproliferation regime, verification, deterrence, and restraint. 

Event — November 17, 2026

Nuclear Statecraft: The Saudi Deal and U.S.-China Competition

The proposed U.S.-Saudi civil nuclear agreement has both risks and opportunities for U.S. national security. What would Washington gain? How might it affect global nonproliferation norms, or shape global interests in nuclear defense capacity? How might it impact U.S. competition with China?

Commentary by Heather Williams and Jane Nakano — September 16, 2026

Space Launch Capacity and Contenders | HTK

Please join the CSIS Defense and Security Department’s HTK Series for a conversation about recent developments in U.S. and Chinese space launch capabilities. 

Event — September 9, 2026

The Asia Chessboard

Asia in the New Nuclear Age

Mike is joined by Professor Vipin Narang to discuss the future of U.S. extended nuclear deterrence in Asia.

Podcast Episode by Michael J. Green — September 1, 2026

CSIS The Asia Chess Board

Will the U.S.-Saudi Nuclear Deal Proceed?

President Trump's last-minute link between the U.S.-Saudi nuclear agreement and Israel normalization injects new uncertainty into an already contentious deal.

Commentary by Michael Ratney — July 23, 2026