Transnational Threats
Led by the Warfare, Irregular Threats, and Terrorism 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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Minnesota Attack Is the Latest in a Rising Wave of Political Violence
Commentary by Riley McCabe — June 17, 2025

Aid Cuts Make Peace Negotiations in Ukraine Less Likely
Commentary by Riley McCabe — June 16, 2025

What to Know About the Israeli Strike on Iran
Commentary by Daniel Byman — June 13, 2025

Illicit Innovation: Latin America Is Not Prepared to Fight Criminal Drones
Commentary by Henry Ziemer — June 11, 2025
Past Events

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Israel and Iran At War: What Comes Next?

One Million Casualties: Russia’s Losses on the Battlefield

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Can Ukraine Survive Without U.S. Aid?

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Combating State Hostage Taking and Wrongful Detention

Iranian Networks in the Middle East

Photo: CSIS
Report Launch: Firearms Trafficking in Latin America and the Caribbean

The Global Terrorism Landscape with the Acting Director of the National Counterterrorism Center

Photo: DIDIER LEBRUN/BELGA/AFP/Getty Images
When States Take Hostages: Responding to Iran and Other Perpetrators
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From the IRA to the Islamic State: The Evolving Terrorism Threat in Europe
Report by Seth G. Jones, Maxwell B. Markusen, and Boris Toucas — December 19, 2018
Book Launch: Small Wars, Big Data
Event — December 13, 2018
Book Launch: Rules for Rebels
Event — December 5, 2018
The Islamic State and the Persistent Threat of Extremism in Iraq
Brief by Maxwell B. Markusen — November 30, 2018
The Evolution of the Salafi-Jihadist Threat
Report by Seth G. Jones, Charles Vallee, Clayton Sharb, Hannah Byrne, Danika Newlee , and Nicholas Harrington — November 20, 2018
The Rise of Far-Right Extremism in the United States
Brief by Seth G. Jones — November 7, 2018
Prevent to Protect: From Counter-Radicalization to Disengagement
Event — October 26, 2018
The U.S. Strategy in Afghanistan: The Perils of Withdrawal
Commentary by Seth G. Jones — October 26, 2018
Rebuilding Strategic Thinking
Report by Robert Hutchings and Gregory F. Treverton — October 18, 2018
Book Launch: The Great Delusion
Event — October 17, 2018