extremism

Delivering the keynote address at the national memorial to the victims of Flight 93, who forced down their airplane hijacked by al-Qaida terrorists before it could be used as a weapon against the nation’s capital, Bush warned of “violence that gathers within.”

Facebook has allowed groups — many tied to QAnon and militia movements — to glorify violence during the 2020 election, a new report finds.

The U.S. military is focusing on identifying extremist organizations in the United States that are trying to recruit members from within the armed forces, comparing the challenge to campaigns by international terrorist groups such as the Islamic State, who also used the internet to attract followers.

The recent arrest of an Arizona woman who prosecutors say was a member of a Proud Boys cell in Kansas City has intrigued experts who study extremist right-wing movements

The attack on the U.S. Capitol on Jan. 6 has reignited the debate over how law enforcement should handle domestic extremist groups

U.S. officials say the FBI warned law enforcement agencies ahead of last week’s breach of the U.S. Capitol about the potential for extremist-driven violence

Right-wing extremists are using encrypted channels to call for violence against government officials on Jan. 20, the day President-elect Joe Biden is inaugurated, with some extremists sharing knowledge of how to make, conceal and use homemade guns and bombs.

Social media platforms are continuing to crack down on fringe groups and conspiracy theories following last week’s deadly riot at the U.S. Capitol.

For months, the nationwide protests against racial injustice and COVID-19 lockdown orders have attracted all kinds of extremists using online platforms to plan, coordinate and drum up support for their activities

The coronavirus pandemic and its social repercussions are fueling violence, both by frustrated individuals and domestic terrorists, according to a new intelligence report by the Department of Homeland Security obtained by NBC News.