destruction at Marriott hotel

Cooperation, Competition, & Fissures

Terrorist organizations cooperate and compete in a variety of ways. Review our research on the topic to learn more about how, why, and where that takes place.

Major Reports

View All
Allied and Lethal: Islamic State Khorasan’s Network and Organizational Capacity in Afghanistan and Pakistan
Boko Haram Beyond the Headlines: Analyses of Africa’s Enduring Insurgency
The Group That Calls Itself a State: Understanding the Evolution and Challenges of the Islamic State
Letters from Abbottabad: Bin Ladin Sidelined?

Other Commentary

CTC Launches new “Self-Inflicted Wounds” Report at New America Foundation
Ansar al-Sunnah Threatens Al-Qa’ida in Iraq
Al-Qa’ida’s Spymaster Analyzes the U.S. Intelligence Community
Letter Exposes New Leader in Al-Qa`ida High Command

Stay Informed

Sign up to receive updates from CTC.

Sign up