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Extremist Files

Extremists in the U.S. come in many different forms – white nationalists, anti-LGBTQ zealots, racist skinheads, neo-Confederates and more.

The Extremist Files database contains profiles of various prominent extremists and extremist organizations.It also examines the histories and core beliefs – or ideologies – of the most common types of extremist movements.

Not all extremist groups within these files are -designated "hate groups." All -designated hate groups can be viewed on the Hate Map, by state or by ideology.

Extremist Groups

Featured Group:

In its own words “If these people make it to here, it’s going to be a war in our own country and it’s coming. We’re going to have a war on the border.” – Larry Hopkins (Johnny Horton Jr.), “United Constitutional Patriots Radio Live Stream,” YouTube, April 1, 2019 “These people (migrants) obviously are being paid to come here and crash the system. Why? Because that’s the only way the deep state can still win.” – Chuck Davis, UCP member, “United Constitutional Patriots Radio Live Stream,” YouTube, March 29, 2019 “They don’t care about the American people. They’re here because they want to kill...

Individual Profiles

Featured Extremist Profile:

Jack Posobiec

In this article • Background • Disinformation agenda • Russian influence • Ties to white supremacists • Ties to Polish neofascists • Male supremacy agenda • Ties to mainstream figures Jack Posobiec presents himself to the public, misleadingly, as a journalist. The social media company Twitter helped make Posobiec into a public figure by verifying his account in April 2017. Twitter verified Posobiec following a half-year period in which he claimed “fmr CBS News” in his profile biography on the site. CBS News told ’s Hatewatch in 2020 that Posobiec never worked for them. He posts thousands...