Syed Rizwan Farook and Tashfeen Malik are domestic terrorists who committed a mass shooting at the San Bernardino Inland Regional Center on December 2, 2015. The attack killed 14 and injured 22. The husband and wife reportedly... Read more

Boko Haram is an Islamist group founded in 2004 in Nigeria by Mohammed Yusuf. Originally dedicated to "purifying" the region from Western influence, the group's name translates to "Western education is forbidden." The group is based in... Read more

Abdul Alim Musa, born Clarence Reams, is an American Islamist extremist who founded the radical group As-Sabiqun as well as the Islamic Institute of Counter-Zionist Psychological Warfare. Musa has claimed that the Jews ran the Trans-Atlantic slave... Read more

The Taliban is an Islamist insurgent movement based in Afghanistan, which since August 2021 has assumed control of the country. Although the Taliban rarely directs attacks towards the West, it has frequently provided a safe haven for... Read more

The tawhid emoji or hand gesture is frequently used by Islamists, and ISIS members in particular, to signify their membership. The single finger is meant to reference "tawheed," a religious term for the belief that there is... Read more

Mohammed Emwazi, Aine Davis, Alexanda Kotey, and El Shafee Elsheikh were four London-raised men who traveled to join the ISIS. They became infamous for their presence in ISIS beheading videos, during which they killed at least 27... Read more

"The Clashing of Swords" is a pair of propaganda films released by ISIS in 2014. These two videos featured graphic violence and scenes of life under ISIS. They became some of the group's most popular releases, and... Read more

"The Time and What Must Be Done" was a 58-part weekly online lecture series delivered by Nation of Islam leader Louis Farrakhan from 2013-2014, in which he promoted the group's antisemitic and anti-LGBTQ+ teachings and conspiracy theories... Read more

Umar Farouk Abdulmutallab, also known as "the Underwear bomber," is a Nigerian-born terrorist who unsuccessfully attempted to bring down an airplane flying from Amsterdam in the Netherlands to Detroit, Michigan, on December 25, 2009, using a bomb... Read more