Ramzi Yousef is a Pakistani Al Qaeda operative who participated in several high profile attacks on behalf of the terrorist group. Yousef was the lead in the 1993 bombing of the World Trade Center in New York... Read more

Omar Mateen committed the Pulse Nightclub shooting on June 12, 2016, in Orlando, Florida, killing 49 and injuring 53. During and after the attack, Mateen stated that he was loyal to ISIS and that the recent killing... Read more

Abdullah Azzam (1941-1989) was an influential Palestinian Salafi jihadist who popularized the concept of 'defensive jihad' during the Soviet invasion of Afghanistan to encourage foreign volunteer fighters to travel to join the mujahideen movement. After the Soviet... Read more

Abdullah el Faisal is an extremist cleric who was convicted in February 2003 in the United Kingdom of inciting hatred against Jews, Hindus, Christians, Americans and others he considers "unbelievers." He first became an Imam in 1991... Read more

Abu Bakr al Baghdadi was an Iraqi terrorist and leader of ISIS during its period of territorial expansion in Iraq and Syria. He took over in 2010, and on June 29, 2014, he declared the establishment of... Read more

Akayed Ullah attempted to detonate an improvised explosive device in the subway station near New York Port Authority Bus Terminal on December 11, 2017. Ullah, a Bangladeshi citizen and lawful permanent resident of the U.S. was inspired... Read more

Hasher Jallal Taheb is a domestic Islamist extremist from Forsythe, Georgia, who was sentenced to 15 years in prison in July 2020 for planning to attack the White House, Statue of Liberty, Washington Monument, the Lincoln Memorial... Read more

Ali Kourani is a member of Hezbollah's "Islamic Jihad Organization" branch who was sent to New York City in order to conduct surveillance of potential attack targets, including critical infrastructure, airports, federal buildings and even daycare centers... Read more

Major Nidal Hasan went on a shooting spree at Fort Hood, Texas in 2009, killing 13 people and injuring more than 30 others. Hasan was in contact with Anwar al-Awlaki, the influential American-born terrorist idealogue. In his... Read more