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

Tom Sunic is a Croatian-born, longstanding American white supremacist, involved in a number of American white supremacist groups, including the American Freedom Party.

Timothy McVeigh was an American domestic terrorist who detonated a truck bomb in front of the Murrah Federal Building in Oklahoma City on April 19, 1995. The blast destroyed the building, killing 168 men, women and children... Read more

Thomas Stockheimer was an anti-government extremist and prominent Posse Comitatus leader in Wisconsin in the 1970s and 80s. He was also involved in an assault on an IRS agent in the 1970s as part of the tax... Read more

Thomas Robb is an Christian Identity preacher who has led the Knights Party (also known as the Knights of the Ku Klux Klan), an Arkansas-based Klan group, since 1989. Robb specializes in using the media to try... 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

Terry Nichols is an an anti-government extremist who played a key role in helping Timothy McVeigh conduct his terrorist bombing of the Murrah Federal Building in Oklahoma City in April 1995. Nichols was convicted on multiple charges... Read more

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

Steven Carrillo allegedly carried out two attacks against security personnel and law enforcement officers in California in May and June 2020, killing two people and injuring three others. According to the FBI, investigators found a ballistic vest... Read more

Steven Anderson is an Arizona-based pastor and founder of the New Independent Fundamental Baptist (New IFB) movement, whose virulently antisemitic, anti-LGBTQ+ sermons have reached millions of people online. Anderson's history of bigotry includes openly calling for the... Read more