In the days following 9/11, antisemitic conspiracy theorists dismissed the widely accepted version of events, instead crafting alternative narratives directly implicated Jewish people and Israel in the attacks, peddling antisemitic tropes about Jews supposedly manipulating word events for their own benefit and at the expense of others. Twenty years later, these antisemitic 9/11 conspiracy theories continue to thrive.

ADL's third annual survey on hate and harassment in online games, including a first-of-its-kind survey of teen online gaming experiences

If there is a single thread that links QAnon’s origins, its current state, and where the conspiracy theory is likely to go in the short-to medium-term, it’s antisemitism. QAnon’s antisemitism has been most visible at two points: its beginnings – when it emerged from4chan – and the present, when the most popular QAnon influencer, GhostEzra, is an open Nazi who praises Hitler, admires the Third Reich, and decries the supposedly treacherous nature of Jews.

The Constitutional Sheriffs and Peace Officers Association (CSPOA) is an anti-government extremist group whose primary purpose is to recruit sheriffs into the anti-government “patriot” movement. Led by Richard Mack, the CSPOA increasingly seeks out law enforcement audiences, billing his extremist events as “trainings.” In a disturbing development, in 2021, Mack was able to win official state approval for his “trainings” in Montana and Texas, which allows attendees to receive continuing education credit for attending Mack’s events.

Transparency reports are supposed to tell us about the scope of online hate—in reality, they don't.

ADLand Hillel International surveyedJewish students across the U.S.This report explores the extent to which Jewish college students face antisemitism and exclusion on campus andhow campus communities can most effectively support them.

ADL highlights 25 Spanish-language Facebook posts that are antisemitic and clearly violate the platform’s hate speech policy. This report exposes some of the troubling content and provides specific policy recommendations for Facebook.

The ADL Center for Technology and Society is building the Online Hate Index, a machine learning system that detects hate targeting marginalized groups on online platforms. This report presents the inaugural findings of the OHI’s antisemitism classifier.

A new report finds that a vocal segment of anti-Israel groups and activists on campus engaged in rhetoric that often demeaned or ostracized many pro-Israel Jewish students during the 2020-21 academic year.

This report is part of the ADL Belfer Fellowship series. What can machine learning tell us about white supremacist speech online? ADL Belfer Fellow Libby Hemphill shows how platforms miss discussions of conspiracy theories about white genocide and Jewish power and malicious grievances against Jews and people of color--and how platforms can do better.

In 2021, domestic extremists killed at least 29people in the United States in 19separate incidents. This representsa modest increase from the 23 extremist-related murders documented in 2020 but is far lower than the number of murders committed in any of the five years prior (which ranged from 45 to 78.)

The Nordic Resistance Movement, a major, violent, international neo-Nazi group harasses Jewish communities across Scandinavia and has links to US white supremacists. Learn more about its actions, ideology and how ADL recommends to counter it.

Antisemitic incidents reached an all-time high in the United States in 2021, with a total of 2,717 incidents of assault, harassment and vandalism recorded by ADL.