Nutella and kittens was among ISIS's more inventive and disturbing media tactics. In 2015, the group paired calls to join the Islamic State with innocuous images that were popular on the internet, including pictures of kittens or... Read more

In 2017, a 4chan trolling campaign falsely claimed that the okay hand gesture had been appropriated by white supremacists as a symbol meaning "white power." The campaign succeeded in convincing many people that it was, leading to... Read more

On April 19, 1995, anti-government extremist Timothy McVeigh detonated a truck bomb in front of the Murrah Federal Building in Oklahoma City, Oklahoma to retaliate against the federal government for its handling of the Branch Davidian standoff... Read more

Omar Shafik Hammami (1984-2013), aka Abu Mansoor al Amriki, was an American foreign terrorist fighter who traveled to Somalia to join al Shabaab. Hammami was raised as a Christian in Alabama and converted to Islam sometime during... Read more

"Open borders for Israel" is a belief common among white supremacists that American Jews are hypocritically demanding a pure Jewish ethnostate in Israel. They claim that American Jews are manipulating US immigration policy in order to undermine... Read more

Operation Homeland was an organization formed in December 2017 by Elliot Kline and Richard Spencer, who described it as a core "professional" group of alt right leaders and activists poised to lead the movement as a whole... Read more

The optics debate refers to a debate among white supremacists about whether it is better to promote their white supremacist ideology via overtly National Socialist symbolism (swastikas, for example), or with less overtly racist imagery (including American... Read more

The June 2016 shooting spree at the Pulse nightclub in Orlando, Florida, by Omar Mateen—who killed 49 people and wounded 53 more—dwarfed in its lethality all other extremist-related murders in the decade. Mateen, who claimed his attack... Read more

Osama bin Laden (1957-2011) is perhaps the most influential and infamous terrorist leader in history. He originally became involved in the jihadist sphere when he traveled to Pakistan from his home in Saudi Arabia to help organize... Read more