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.

February 18, 2021

Extremism and Terrorism Trends in Pakistan: Changing Dynamics and New Challenges

Hassan Abbas

Al-Qa`ida’s Soon-To-Be Third Emir? A Profile of Saif al-`Adl

Ali Soufan

November 20, 2020

Outlasting the Caliphate: The Evolution of the Islamic State Threat in Africa

Jason Warner, Ryan O’Farrell, Héni Nsaibia, Ryan Cummings

October 22, 2020

Back into the Shadows? The Future of Kata’ib Hezbollah and Iran’s Other Proxies in Iraq

Michael Knights

October 8, 2013

Zawahiri’s Letter to Zarqawi

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Cooperation, Competition, & Fissures

Sentinel Articles

Extremism and Terrorism Trends in Pakistan: Changing Dynamics and New Challenges

Al-Qa`ida’s Soon-To-Be Third Emir? A Profile of Saif al-`Adl

Outlasting the Caliphate: The Evolution of the Islamic State Threat in Africa

Back into the Shadows? The Future of Kata’ib Hezbollah and Iran’s Other Proxies in Iraq

Primary Sources

Zawahiri’s Letter to Zarqawi

Status of Jihad

Get the Idolaters Out of Arab Island

Criticism of Sheikh Bin Baz

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