Transnational Threats

The threat from regional terrorist groups and domestic extremist individuals is omnipresent. CSIS provides strategic thinking on the range of efforts to counter terrorist groups and their methods across the world.

Photo: Cristian Valderas/Adobe Stock

Photo: Cristian Valderas/Adobe Stock

What Can the United States and Israel Accomplish in Iran?

Secretary Hegseth called Operation Epic Fury “straightforward.” But while the United States strikes the Iranian navy, nuclear program, and missiles, Israel and Trump eye regime change. This piece deconstructs that daylight and the true cost of each goal.

Commentary by Emily Harding — March 11, 2026

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Seth G. Jones

Seth G. Jones

President, Defense and Security Department; Harold Brown Chair
Daniel Byman

Daniel Byman

Director, Warfare, Irregular Threats, and Terrorism Program

Nikita Shah

Senior Fellow, Intelligence, National Security, and Technology Program
Riley McCabe

Riley McCabe

Associate Fellow, Warfare, Irregular Threats, and Terrorism Program
Joel Coito

Joel Coito

Military Fellow, Defense and Security Department

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The End of Operation Barkhane and the Future of Counterterrorism in Mali

France is withdrawing its troops from Mali. CSIS’s Africa Program and Transnational Threats Project analyze France’s counterterrorism legacy in Mali, opportunities for Russian engagement, and implications for neighboring Sahelian states.

Critical Questions by Catrina Doxsee, Jared Thompson, and Marielle Harris — March 2, 2022

Assessing the Russian Military Campaign in Ukraine

Please join the CSIS International Security Program for an update on Russian military operations in Ukraine and a discussion on the challenges and opportunities for the United States and its partners as they seek to assist Ukraine and deter Russian advances.

Event — March 1, 2022

Russia’s Losing Hand in Ukraine

The United States and its partners and allies should be prepared to support Ukraine by exploiting Russian weaknesses and raising the financial and military costs of meddling in Ukraine, according to a new analysis by the CSIS Transnational Threats Project.

Brief by Seth G. Jones, Joseph S. Bermudez Jr., and Philip G. Wasielewski — February 18, 2022

Tracking the Arrival of Russia’s Wagner Group in Mali

As the Wagner Group, Russia’s most infamous private military company, entrenches itself in Mali, the international community should rethink its strategy to stymie Russian irregular efforts in Africa to better reflect local interests and complex histories.

Commentary by Jared Thompson, Catrina Doxsee, and Joseph S. Bermudez Jr. — February 2, 2022

Russia's Gamble in Ukraine

Moscow has prepared a growing number of army, navy, and air force units for a possible invasion of Ukraine while also increasing irregular activities like cyber operations and subversion. If peace talks fail, escalation may include measures that are global in nature.

Brief by Seth G. Jones, Joseph S. Bermudez Jr., and Philip G. Wasielewski — January 27, 2022

Russia’s Possible Invasion of Ukraine

If peace talks fail, the Russian military has several options to invade Ukraine through northern, central, and southern routes, raising critical questions for the United States and its NATO allies according to analysis by the CSIS International Security Program.

Brief by Seth G. Jones and Philip G. Wasielewski — January 13, 2022

The Iranian and Houthi War against Saudi Arabia

Aided by Iran, the Houthi movement in Yemen is waging an intensifying campaign against civilian infrastructure targets in Saudi Arabia using cruise missiles, ballistic missiles, and explosive-laden drones, according to a new brief by the Transnational Threats Project.

Brief by Seth G. Jones, Jared Thompson, Danielle Ngo, Joseph S. Bermudez Jr., and Brian McSorley — December 21, 2021

Moscow’s Continuing Ukrainian Buildup

Russia is continuing to surge military equipment and personnel near its border with Ukraine, and recent satellite imagery reveals increased activity from Russia's 144th Guards Motorized Rifle Division and the 41st Combined Arms Army.

Commentary by Seth G. Jones, Joseph S. Bermudez Jr., and Michelle Macander — November 17, 2021