Each year, ADL’s Center on Extremism tracks murders perpetrated by all types of extremists. In 2018, every single extremist killing — from Pittsburgh to Parkland — had a link to right-wing extremism. This report provides key insights into the crimes, including motivations behind these violent attacks.

For five years, Sheikh Faisal was the “religious sanctioner” for the foremost Islamist extremist group in the U.S., Revolution Muslim. From 2007-2011, Revolution Muslim brought Al-Qaeda’s ideology to the United States and, with it, a rabid anti-Semitism.