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.

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Photo: Maddie Meyer/Getty Images

Photo: Maddie Meyer/Getty Images

The Terrorist Threat to the 2026 World Cup

The 2026 World Cup will be the largest sporting event ever held and a magnet for terrorists of all stripes. A new CSIS brief examines who might attack, what targets are at greatest risk, and the countermeasures being deployed.

Brief by Daniel Byman and Riley McCabe — May 27, 2026

Past Events


Experts


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Seth G. Jones
President, Defense and Security Department; Harold Brown Chair
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Daniel Byman
Director, Warfare, Irregular Threats, and Terrorism Program
Senior Fellow, Intelligence, National Security, and Technology Program
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Riley McCabe
Associate Fellow, Warfare, Irregular Threats, and Terrorism Program
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Joel Coito
Military Fellow, Defense and Security Department