Defense and Security
CSIS’s defense and security research is led by the Missile Defense Project; Project on Nuclear Issues; Defense-Industrial Initiatives Group; Aerospace Security Project; Warfare, Irregular Threats, and Terrorism Program; Burke Chair in Strategy; Smart Women, Smart Power; Defending Democratic Institutions Project; and Defense Budget Analysis.

Photo: Richard A. Brooks/AFP/Getty Images
Fighting with Allies: Transforming Multinational Strategic Planning in the U.S. Department of Defense
Report by Sean Monaghan, Alexander Palmer, and Chris H. Park — March 26, 2025

Building Critical Minerals Cooperation Between the United States and the Democratic Republic of the Congo
Brief by Gracelin Baskaran — March 25, 2025

Unpacking Trump’s New Critical Minerals Executive Order
Critical Questions by Gracelin Baskaran and Meredith Schwartz — March 21, 2025

Air and Space Domain Lessons from Russia-Ukraine: Part One | Conflict in Focus
Transcript — March 20, 2025
Past Events

Photo: iLab/CSIS
Air and Space Domain Lessons from Russia-Ukraine: Part Two | Conflict in Focus

Photo: iLab/CSIS
Air and Space Domain Lessons from Russia-Ukraine: Part One | Conflict in Focus

Defense Industrial Base Lessons from Russia-Ukraine | Conflict in Focus

Photo: Paula Bronstein/Getty Images
War in Ukraine and Lessons for Asia | The Capital Cable #108

Europe's Nuclear Future

Photo: CSIS
Human Domain Lessons from Russia-Ukraine | Conflict in Focus

The Impossible State Live Podcast: When Will the Korean Impeachment Crisis End?

Book Launch: Critical Minerals and the Future of the U.S. Economy
Related Programs

Defense Budget Analysis

Defense-Industrial Initiatives Group

Missile Defense Project

Project on Nuclear Issues

Civil-Military Relations

Aerospace Security Project

Risk and Foresight Group

Strategic Futures

Warfare, Irregular Threats, and Terrorism Program

Gray Zone Project

Cooperative Defense Project

Defense 360

Arleigh A. Burke Chair in Strategy

Smart Women, Smart Power

Defending Democratic Institutions

Hidden Reach
Experts






All Defense and Security Content
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The War in Ukraine Three Years On
Event — February 20, 2025
Land Domain Lessons from Russia-Ukraine | Conflict in Focus
Event — February 20, 2025
Max and Maria on the Start of U.S.-Russian Negotiations Over the War in Ukraine
Podcast Episode by Max Bergmann and Maria Snegovaya — February 20, 2025

Grand Bargains in History: Trump’s Ukraine Gambit
Commentary by Benjamin Jensen — February 20, 2025
Land Domain Lessons from Russia-Ukraine | Conflict in Focus
Transcript — February 20, 2025
The Impossible State Live Podcast: Implications of South Korea's Political Crisis for Foreign Policy
Event — February 19, 2025
Calculating the Cost-Effectiveness of Russia’s Drone Strikes
Commentary by Neil Hollenbeck, Muhammed Hamza Altaf, Faith Avila, Javier Ramirez, Anurag Sharma, and Benjamin Jensen — February 19, 2025
U.S. Allies and Partners Under the Trump Administration
Event — February 18, 2025
Mining for Defense: Unlocking the Potential for U.S.-Canada Collaboration on Critical Minerals
Brief by Christopher Hernandez-Roy, Henry Ziemer, and Alejandra Toro — February 18, 2025
“Mining for Defense: Unlocking the Potential for U.S.-Canada Collaboration on Critical Minerals”: Audio Brief with Christopher Hernandez-Roy and Henry Ziemer
Podcast Episode by Christopher Hernandez-Roy and Henry Ziemer — February 18, 2025
