Defense and Security
Amid a rapid shift in the global balance of power, CSIS offers practical solutions to the hardest national security strategy questions. CSIS’s defense and security research covers issues including traditional missile defense, nuclear weapons, aerospace security, irregular threats, democratic institutions, and the use of AI and critical minerals in defense technologies.
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What a Driver’s License Breach Shows About Foreign Data-AI Threats
Commentary by Justin Sherman — September 16, 2026
AI Security Threats Aren’t a Hoax—But They Also Aren’t as Existential as They Might Seem
Critical Questions by Nikita Shah — September 16, 2026
The United States and China: Still Not Number One
Blog Post by Nina Gohel — September 11, 2026
Adapting to the New Terrorism Landscape 25 Years After 9/11
Commentary by Riley McCabe — September 10, 2026
Past Events
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Is AUKUS Delivering on Its Promise?
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Nigeria 2027: Can Nigerians Trust the 2027 Election?
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Bend but Do Not Break: Shaping the Future of the All-Volunteer Force
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Space Launch Capacity and Contenders | HTK
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U.S. and Allied Burden Sharing: A Progress Report
Photo: SAUL LOEB/AFP via Getty Images
Trump-Kim Summit 2.0: What to Look Out for? | The Capital Cable #141
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Strengthening Australia's Weapons Sustainment Ecosystem
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How Quickly Can the DOD Rebuild and Recast the Munitions Industrial Base?
Related Programs
Defense and Security
Aerospace Security Project
Arleigh A. Burke Chair in Strategy
Center for the Industrial Base
Civil-Military Relations
Cooperative Defense Project
Defending Democratic Institutions
Defense Budget Analysis
Defense 360
Gray Zone Project
Hidden Reach
Missile Defense Project
Project on Nuclear Issues
Risk and Foresight Group
Smart Women, Smart Power
Strategic Futures
Warfare, Irregular Threats, and Terrorism Program
Experts
All Defense and Security Content
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What Did Trump and Xi Agree to at the White House? | State of Play
Event — September 25, 2026
Ensuring Economic and Energy Security: Opportunities for U.S.-Japan Leadership
Event — September 24, 2026
The Future of U.S.–Africa Minerals Diplomacy
Event — September 18, 2026
Defending the Homeland with General Lori Robinson, USAF (Ret.)
Event — September 17, 2026
Technology Is Security: Featuring Anne Neuberger, General Partner & Head of Global Affairs, a16z – Betting on America
Event — September 17, 2026
AUKUS at Five: Progress, Challenges, and the Way Forward
Event — September 17, 2026
What a Driver’s License Breach Shows About Foreign Data-AI Threats
Commentary by Justin Sherman — September 16, 2026
AI Security Threats Aren’t a Hoax—But They Also Aren’t as Existential as They Might Seem
Critical Questions by Nikita Shah — September 16, 2026
Is AUKUS Delivering on Its Promise?
Event — September 15, 2026
25 Years After 9/11: Is America Prepared for the Next Crisis?
Podcast Episode by Seth G. Jones and Daniel Byman — September 11, 2026