Geopolitics and International Security

CSIS experts utilize deep expertise and global relationships to help policymakers in navigate the evolving challenges to U.S. global leadership. Their work examines the key political, economic, security, and societal trends shaping the future of global governance and institutions.

Photo: U.S. Navy photo via DVIDS

Photo: U.S. Navy photo via DVIDS

Last Rounds? Status of Key Munitions at the Iran War Ceasefire

The United States has depleted its missile inventories but still has enough to continue fighting this war under any plausible scenario. The risk is with future wars—particularly against a peer competitor like China.

Report by Mark F. Cancian and Chris H. Park — April 21, 2026

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Victor Cha

Victor Cha

President, Geopolitics and Foreign Policy Department and Korea Chair
Jon Alterman

Jon B. Alterman

Zbigniew Brzezinski Chair in Global Security and Geostrategy
Seth G. Jones

Seth G. Jones

President, Defense and Security Department; Harold Brown Chair
Emily Harding

Emily Harding

Vice President, Defense and Security Department; Director, Intelligence, National Security, and Technology Program
Jerry McGinn

Jerry McGinn

Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
Alek Jovovic

Alek Jovovic

Deputy Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
Clayton Swope

Clayton Swope

Deputy Director, Aerospace Security Project and Senior Fellow, Defense and Security Department
Max Bergmann

Max Bergmann

Director, Europe, Russia, and Eurasia Program and Stuart Center
Oge Onubogu

Oge Onubogu

Director and Senior Fellow, Africa Program
Andy Lim

Andy Lim

Deputy Director and Fellow, Korea Chair
Alek Jovovic

Alek Jovovic

Deputy Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
Ilaria Mazzocco

Ilaria Mazzocco

Deputy Director and Senior Fellow, Trustee Chair in Chinese Business and Economics
Joseph Rodgers

Joseph Rodgers

Deputy Director and Fellow, Project on Nuclear Issues
Joel Coito

Joel Coito

Military Fellow, Defense and Security Department

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The Impossible State Live Podcast: Korean Messiah

Please join this special episode of The Impossible State Live podcast, featuring Jonathan Cheng, China bureau chief for The Wall Street Journal, and his new book, Korean Messiah.

Event — April 29, 2026

Southeast Asia Radio

Evolving Southeast Asian Perspectives of the United States with Adrian Ang

This week, Greg and Elina are joined by Dr. Adrian Ang to discuss regional perceptions of the United States in the aftermath of the ongoing conflict with Iran. Lauren and Japhet cover the latest, from Prabowo’s international engagements to regional shifts in biofuel production.

Podcast Episode by Gregory B. Poling, Lauren Mai, Japhet Quitzon, and Elina Noor — April 24, 2026

CSIS Southeast Asia Radio
The Eurofile

The End of Orbán and Europe's Energy Crunch

Max and Donatienne discuss Hungary and Bulgaria's recent elections before turning to Max’s conversation with Ben McWilliams, affiliate fellow at Bruegel, on the energy fallout from the Iran war.

Podcast Episode by Max Bergmann and Donatienne Ruy — April 24, 2026

CSIS

Last Rounds? Status of Key Munitions at the Iran War Ceasefire

The United States has depleted its missile inventories but still has enough to continue fighting this war under any plausible scenario. The risk is with future wars—particularly against a peer competitor like China.

Report by Mark F. Cancian and Chris H. Park — April 21, 2026