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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Playbook or Rental? U.S. Counter-Drone Defense and the 2026 World Cup
Commentary by Alexei Hoffman — July 15, 2026
A Tale of Two Strategic Attacks: The Race to End the War in Ukraine
Commentary by Benjamin Jensen and Yasir Atalan — July 15, 2026
War Costs Make Up a Third of the $87.6 Billion Supplemental Request
Commentary by Mark F. Cancian and Chris H. Park — July 13, 2026
Formula 1 on the Front Lines
Commentary by Emily Harding and Cynthia R. Cook — July 9, 2026
Past Events
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The Future of AI-Driven Cyber Defense
Photo: Staff Sgt. Brandon Rickert/DVIDS
Strategic Landpower Dialogue: A Conversation with Lieutenant General Frank Lozano
Photo: Capt. Christopher Dube
Aligning the U.S. and Canadian Defense Industrial Bases
Photo: CSIS
Sixteenth Annual South China Sea Conference
Photo: CSIS
2026 Global Security Forum, America at 250: A Defining Moment for American Statecraft and Military Power
Photo: CSIS
What Must America Defend? The Future of American Statecraft | 2026 Global Security Forum
Photo: CSIS
The Impossible State Live Podcast: What is North Korea learning from Russia's war in Ukraine?
Photo: CSIS
Is the Industrial Base on a Wartime Footing? A Progress Report
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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NATO Summit and European Strategic Forces Priorities | HTK
Event — July 21, 2026
Navigating Strategic Competition: Senator Tammy Duckworth on the Future of U.S. Indo-Pacific Engagement
Event — July 16, 2026
Assessing One Year of Lee Jae Myung Administration | The Capital Cable #138
Event — July 16, 2026
The Future of AI-Driven Cyber Defense
Event — July 15, 2026
Playbook or Rental? U.S. Counter-Drone Defense and the 2026 World Cup
Commentary by Alexei Hoffman — July 15, 2026
A Tale of Two Strategic Attacks: The Race to End the War in Ukraine
Commentary by Benjamin Jensen and Yasir Atalan — July 15, 2026
Strategic Landpower Dialogue: A Conversation with Lieutenant General Frank Lozano
Event — July 14, 2026
Aligning the U.S. and Canadian Defense Industrial Bases
Event — July 13, 2026
War Costs Make Up a Third of the $87.6 Billion Supplemental Request
Commentary by Mark F. Cancian and Chris H. Park — July 13, 2026
Ukraine's Dynamic Defense Sector: Combat Hubs, Air Defense, and Non-Stop Innovation
Podcast Episode by Max Bergmann, Maria Snegovaya, and Tim Mak — July 10, 2026