Ahmad Khan Rahimi (b. 1988) is an Afghan-born U.S. citizen who detonated two pipe bombs in the Chelsea neighborhood of New York City on September 17, 2016, injuring 30 people. He placed a third bomb in New... Read more

Ahmed Yassin was the co-founder of Hamas alongside Abdel Aziz Rantisi. Yassin served as the group's spiritual leader until he was killed by the Israeli military on March 22, 2004. Yassin encouraged Hamas's campaign of suicide bombing... Read more

AKIA is Ku Klux Klan shorthand for "A Klansman I Am." It is related to another Klan acronym, AYAK ("Are You A Klansman?"). These are among the many acronyms developed by the Second Ku Klux Klan that... Read more

Al Furqan Media is ISIS's oldest official media outlet, established in 2006. It releases attack reports and messages from ISIS leadership.

Al Hayat Media Center is an ISIS media branch which specifically targets a Western audience. Established in 2014, it releases English-language or English-subtitled propaganda videos. It has also issued releases in French, German and Russian. Most of... Read more

Al Qaeda in the Arabian Peninsula (AQAP) is an Al Qaeda affiliate group based in the Arabian Peninsula and was formed in January 2009. It operates primarily in Yemen and occasionally recruits from Saudi Arabia. Of all... Read more

Al Sahab Media is the official Arabic-language media wing of Al Qaeda's central leadership. The channel mainly releases publications, sermons and lessons from Al Qaeda leadership, and sometimes includes footage from Al Qaeda operations.

Al Shabaab is an Al Qaeda-affiliated Islamist terrorist organization based in Somalia. Al Shabaab is a brutal terrorist group which controls large swathes of the country and frequently projects attacks into neighboring countries, including Kenya and Uganda... Read more