SEPTEMBER 11, 2001
On September 11, 2001, terrorists attacked the United States.
Terrorists hijacked four airplanes. Two airplanes crashed into the World Trade Center in New York City. One plane crashed into the Pentagon in Arlington, Virginia, near Washington, D.C. The passengers on the fourth plane fought the terrorists and the plane crashed in Shanksville, Pennsylvania.
Almost 3,000 people died in the September 11th terrorist attacks. The September 11, 2001, terrorist attacks were the worst attacks on the United States' homeland since Japan attacked Pearl Harbor in 1941.
CHAPTER 11: AMERICAN HISTORY 1900 - 2001
Firefighters unfurl a large American flag over the scarred stone of the Pentagon on September 12, 2001. White House photo by Paul Morse.
Rescue workers amid debris following September 11th terrorist attack on World Trade Center, New York City.
U.S. Citizenship and Immigration Services