In his role as a political commentator for the mainstream media, former Presidential candidate Pat Buchanan has increasingly advanced an anti-Semitic, racist, and anti-immigrant ideology.

Topeka, Kansas-based Westboro Baptist Church is a small virulently homophobic, anti-Semitic hate group that regularly stages protests around the country.

As an author, media figure, and political commentator, Patrick Buchanan publicly espouses racist, anti-Semitic, anti-Israel and anti-immigrant views.

Nazi Low Riders started as a skinhead gang in the California Youth Authority and turned into a racist, violent criminal gang on the streets and in prison.

The Hammerskin Nation is the most violent and organized neo-Nazi skinhead group in the United States known for harassing, beating or murdering minorities.

Founded in the mid 1970s, the Aryan Nations is one of the country's best-known enclaves of anti-Semitism and white nationalism started by Richard Butler.

Gilad Atzmon is an anti-Semitic author, writer, and musician who describes himself as an “ex-Israeli” and an “ex-Jew.” He is an outspoken promoter of classic anti-Semitic conspiracy theories and a fierce critic of the State of Israel.

A backgrounder on Ben White, the author of "Israeli Apartheid: A Beginner's Guide."

David Duke, perhaps America's most well-known racist and anti-Semite, promotes anti-Semitic and white supremacist views as the leader of the white supremacist European American Unity and Rights Organization, as a writer of anti-Semitic tracts, and, in recent years, as an international figure who has promoted his anti-Jewish ideology in Europe and the Middle East, devoting particular attention to Russia and the Ukraine.

Mohammad al-Asi, a Muslim activist based in Washington DC, has made numerous anti-Semitic speeches around the country for several years.

The Aryan Circle is based in Texas but continues to be active nationwide. Read more about this hate fueled gang who consist of extreme and violent members.