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

Photo: CSIS
Israel and Iran At War: What Comes Next?

One Million Casualties: Russia’s Losses on the Battlefield

Photo: Anna Moneymaker/Getty Images
Can Ukraine Survive Without U.S. Aid?

Photo: CSIS
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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Israel and Iran At War: What Comes Next?
Event — June 17, 2025
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
One Million Casualties: Russia’s Losses on the Battlefield
Event — June 13, 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
Can Ukraine Survive Without U.S. Aid?
Event — June 5, 2025
Combating State Hostage Taking and Wrongful Detention
Event — June 4, 2025
Combating State Hostage Taking and Wrongful Detention
Transcript — June 4, 2025
Russia’s Battlefield Woes in Ukraine
Brief by Seth G. Jones and Riley McCabe — June 3, 2025