Terrorist Attacks of the U.S. By Harper.H Sep 11, 2001 Terrorist Attacks on the U.S. 19 terrorists from the extremist al-Qaeda hijacked four commercial airplanes and carried out suicide attacks against in the United States. The coordinated attacks killed 2,977 people and caused billions of dollars in damage.
19 terrorists from the extremist al-Qaeda hijacked four commercial airplanes and carried out suicide attacks against in the United States. The coordinated attacks killed 2,977 people and caused billions of dollars in damage.