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

Telegram is an encrypted social networking app that has become popular among white supremacists and other extremists who have been banned from more popular sites or seek out less content moderation.

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 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

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

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

Tightrope Records, often simply known as Tightrope, is one of the oldest online purveyors of white power music and merchandise. Run by white supremacist Bryant C. Cecchini (aka Bryant Calvert), the site, which has been active since... Read more

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

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