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.

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Photo: Gallo Images/Orbital Horizon/Copernicus Sentinel Data 2026

Photo: Gallo Images/Orbital Horizon/Copernicus Sentinel Data 2026

The Houthis Enter the Iran War and Everything Gets Worse

The Houthis’ entry into the Iran war is creating a dangerous new front for Saudi Arabia—potentially forcing it into a military escalation that the United States wants to avoid.

Commentary by Michael Ratney — August 13, 2026

Past Events


Experts


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Victor Cha
President, Geopolitics and Foreign Policy Department and Korea Chair
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Jon Alterman
Zbigniew Brzezinski Chair in Global Security and Geostrategy
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Seth G. Jones
President, Defense and Security Department; Harold Brown Chair
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Emily Harding
Vice President, Defense and Security Department; Director, Intelligence, National Security, and Technology Program
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Jerry McGinn
Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
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Alek Jovovic
Deputy Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
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Clayton Swope
Deputy Director, Aerospace Security Project and Senior Fellow, Defense and Security Department
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Max Bergmann
Director, Europe, Russia, and Eurasia Program and Stuart Center
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Oge Onubogu
Director and Senior Fellow, Africa Program
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Andy Lim
Deputy Director and Fellow, Korea Chair
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Alek Jovovic
Deputy Director, Center for the Industrial Base and Senior Fellow, Defense and Security Department
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Ilaria Mazzocco
Deputy Director and Senior Fellow, Trustee Chair in Chinese Business and Economics
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Joseph Rodgers
Deputy Director and Fellow, Project on Nuclear Issues
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Douglas Comstock
Fellow for Satellite Imagery Analysis and Open-Source Intelligence, iDeas Lab
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Aman Thakker
Fellow, Chair on India and Emerging Asia Economics
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Andrew Faulhaber
Visiting Fellow, Intelligence, National Security, and Technology Program