Counterterrorism and Homeland Security

Led by the Warfare, Irregular Threats, and Terrorism Program, the International Security Program, Defending Democratic Institutions, and the Arleigh A. Burke Chair in Strategy, CSIS provides strategic thinking on the range of efforts to counter terrorist groups and their methods across the world.

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Photo: Chip Somodevilla/Getty Images

Photo: Chip Somodevilla/Getty Images

The Rising Threat of Anti-Government Domestic Terrorism: What the Data Tells Us

The number of U.S. domestic terrorist attacks and plots against government targets motivated by partisan political beliefs in the past five years is nearly triple the number of such incidents in the previous 25 years combined, according to new CSIS analysis.

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Brief by Riley McCabe — October 21, 2024

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Photo: Majid Saeedi/Getty Images

Why Iran Will Escalate

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Commentary by Alexander Palmer — August 8, 2024

Past Events


Experts


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Seth G. Jones
President, Defense and Security Department; Harold Brown Chair
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Suzanne Spaulding
Director, Defending Democratic Institutions, and Senior Adviser, Homeland Security, International Security Program
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James Andrew Lewis
Senior Vice President; Pritzker Chair; and Director, Strategic Technologies Program
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Daniel Byman
Senior Fellow, Warfare, Irregular Threats, and Terrorism Program