Center on extremism

Glossary of Extremism

This database provides an overview of many of the terms most frequently used by a variety of extremist groups and movements.

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QAnon

QAnon is a popular right-wing conspiracy theory centered around thousands of cryptic messages posted by a figure called "Q", who claimed to be an anonymous U.S. government official, on the 4chan and 8chan/8kun message boards beginning in... Read more
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Great Replacement / …

"The Great Replacement" conspiracy theory made significant headway into the mainstream in 2021. The theory alleges that people of color are "replacing" white people through immigration, birth rates and other economic, social and political means. While the... Read more
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ISIS

ISIS stands for Islamic State of Iraq and Syria. Though it no longer holds territory in Iraq and Syria, it has persisted as an insurgent movement and seeks to reconstitute itself both in the Middle East and... Read more
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Neo-Nazi

Neo-Nazis are one of the main segments of the white supremacist movement in the United States and many other countries. They revere Adolf Hitler and Nazi Germany and sometimes try to adopt Nazi principles to their own... Read more
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Goyim Defense League

The Goyim Defense League (GDL) is a loose network of individuals connected by their virulent antisemitism. GDL attracts a range of antisemites and white supremacists who are best known for their antisemitic stunts and schemes to troll... Read more
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New World Order

"New World Order" is a term used to refer to longstanding right-wing conspiracy theories about a socialist or communist one world government. These conspiracies have been popular for decades, but this term became particularly popular among anti-government... Read more
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Latest Terms

Hebrews to Negroes

Hebrews to Negroes

The 2018 film Hebrews to Negroes, based on director Ronald Dalton Jr.’s book series of the same name, attempts to “prove” the Black Hebrew Israelite (BHI) belief that Black people are the true descendants of the biblical... Read more

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Anti-LGBTQ+ Extremism

Anti-LGBTQ+ Extremism

Anti-LGBTQ+ extremism is a form of single-issue extremism whose adherents focus on demonizing, attacking or otherwise intentionally targeting individuals, communities or institutions based on their real or perceived identification with or support for a sexual orientation, gender identity or gender expression... Read more

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Oath Keepers

The Oath Keepers are a loosely organized group of right-wing anti-government extremists within the larger militia movement. While they allow anyone to join, the Oath Keepers explicitly focus on recruiting current and former military, law enforcement, and... Read more

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Synagogue of Satan

"Synagogue of Satan" is a derogatory term used by various antisemites — such as the Nation of Islam, extremist sects of the Black Hebrew Israelite movement and many extremists who identify as Christians — to refer to... Read more

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Romana Didulo

Romana Didulo

Romana Didulo is a Canadian QAnon figure who falsely claims to be the "Queen of Canada." She has frequently called for violent action online, especially against individuals involved in administrating Covid-19 vaccines to children. Didulo has frequently... Read more

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