White supremacists turned the image of mass shooter Brenton Tarrant into a meme to celebrate his act and encourage others to commit similar violence.
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Key PointsThe Act Now to Stop War and End Racism (ANSWER) Coalition, established in 2001, is an anti-imperialist organization that often calls for anti-Israel and anti-war protests across the United States.The ANSWER Coalition frequently organizes mass actions nationwide, including over 150 protests opposing the 2026 military operation against the Iranian regime, as well as hundreds of protests following Hamas’s October 7, 2023 terror attack on Israel and during the subsequent Israel…
In a matter of seconds, anyone can now use popular AI video generation tools to create antisemitic and extremist content. As this technology continues to evolve, existing guardrails often fail to catch prompts that can be used to generate extremist content, contributing to the proliferation of antisemitic propaganda across social media. According to a new analysis from the ADL Center for Technology and Society (CTS), new AI-powered text-to-video tools can be easily used to produce disturbing…
A look at the emerging trends from some of the hundreds of antisemitic incidents the ADL has been tracking in the city since January 1, 2025.
Amid the Gaza ceasefire talks, U.S. anti-Israel activists marked the 2nd anniversary of the October 7 Hamas attack with nationwide disruptive protests and glorification of violence.
At the 45th annual ArabCon in Dearborn, Michigan, several speakers engaged in the promotion of antisemitism and the defense of terrorism, including the Hamas-led terror attack against Israel on October 7, 2023.
Philadelphia, PA, September 29, 2025 … A new report from ADL (the Anti-Defamation League) reveals a significant uptick in antisemitic and extremist activity in Pennsylvania between January 2023 and June 2025. This activity includes a rise in disruptive actions by extreme anti-Israel activists, notable white supremacist activity—particularly by the local White Lives Matter chapter—and political violence that has sent shockwaves across the country. “Hate in the Keystone…
Months before Desmond Holly opened fire at a Colorado high school, he developed a deep fascination with mass shooters. Online, he expressed neo-Nazi views and was active on a violent gore site. Offline, he began to amass tactical gear. The deeply disturbing specifics of this case follow a pattern recently discovered by ADL Center on Extremism, which its analysts have found in at least four school shootings committed by young people over the past year. On September 10, 2025, 16-year-old Holly…
The second annual People’s Conference for Palestine highlighted growing extremism within the anti-Israel movement, marked by direct calls for violence and aggressive rhetoric.
The ADL Center on Extremism (COE) found that the shooter had deep reverence for mass killers and researched them extensively.
New York, NY, August 21, 2025 … A new research project released today by the ADL (Anti-Defamation League) Center on Extremism illustrates through an interactive timeline the online footprints of Natalie (Samantha) Rupnow and Solomon Henderson, two school shooters who carried out rampages in different states in late 2024 and early 2025 respectively, and highlights the online spaces that blend a variety of extremist ideologies with violent content that they were both active on…
White supremacists have a long history of trying to recruit youths to join their movement as a means of filling their ranks and maintaining relevancy.
Two school shootings, just weeks apart in late 2024 and early 2025, were united by a common thread: the violent gore website WatchPeopleDie.
Healthcare Workers for Palestine (HCW4P) is a U.S.-based network of anti-Zionist healthcare professionals and students who promote extreme anti-Israel beliefs, including calls to abolish Zionism, glorify terror and draw on antisemitic tropes in their messaging.
DAMPL is a radical, far-left, anti-Zionist group known for engaging in violent and destructive “direct actions” against institutions and individuals perceived as being connected to Israel.
The Palestinian Youth Movement (PYM) is an anti-Zionist organization whose members and affiliates have expressed support for terrorism.
New York, NY, July 21, 2025 … The ADL (Anti-Defamation League) Center for Technology and Society (CTS) and JLens, an ADL affiliate, announced today that Electronic Arts (NASDAQ: EA) and Take-Two Interactive (NASDAQ: TTWO), two of the world’s most prominent video game publishers, have made significant strides in strengthening their community standards by adopting updated policies explicitly addressing extremism and terrorism. These changes follow a series of engagements with JLens…
As Texas authorities respond to the devastating floods that killed at least 119 people, with over 170 still missing, Patriot Front has been using the tragedy to generate publicity under the guise of disaster relief.
Extremists and antisemites are weaponizing seemingly innocuous phrases, symbols and numbers to promote hate, particularly on mainstream social media platforms.
In the aftermath of the U.S strikes on Iran's nuclear sites, we're seeing a continued spike in antisemitic and conspiratorial anti-Israel rhetoric—from extremist influencers and public-facing leaders.