September 9, 2001 was the day when the United States faced the greatest terrorist attack in it’s history. Four commercial airplanes were hijacked by members of a terrorist group called Al-Qaeda, two airplanes were crashed into the World Trade Center Twin Towers in Lower Manhattan, New York City. The third airplane crashed into The Pentagon located in Arlington County, Virginia. And the fourth airplane crash landed in a field in rural Pennsylvania because the passengers on board stopped the hijackers just in time before the plane hit the White House, which was its original destination. Al-Qaeda, the group responsible for the attack, caused more than 3,000 deaths of American citizens including the hijackers.…