This hand sign, in which one hand shows two fingers, and the other three, represents the number 23. Some white supremacists use this hand sign to represent the 23rd letter of the alphabet: W for white.

The 5 words refer to the phrase "I have nothing to say," which is what some white supremacists believe should be the only words shared with police.

Conspiracy theories surrounding the 9/11 attacks have become a propaganda industry and attempt to place blame for the attacks on perpetrators other than Al Qaeda, including the U.S. government. Prominent among such 9/11 conspiracy theories are those... Read more

The acronym ACAB stands for 'All Cops Are Bastards' and is a slogan of long standing within skinhead subculture, which borrowed it from the punk subculture. Because non-racist skinheads (including "traditional" skinheads and anti-racist skinheads) may use... Read more

Agenda 21 was a non-binding UN resolution passed in 1992 intended to help governments promote sustainable development. Since it passed, the resolution has been used by anti-government extremists and conspiracy theorists as evidence of a plot to... Read more

AKIA is Ku Klux Klan shorthand for "A Klansman I Am." It is related to another Klan acronym, AYAK ("Are You A Klansman?"). These are among the many acronyms developed by the Second Ku Klux Klan that... Read more

"America first" is a term that references the World War Two-era "America First Committee," and is used by extremists in antisemitic, racist and xenophobic ways. America First, in conservative circles, often refers to an ideology that was... Read more