The terrorist attack of 9/11 took place on this day in 2001.
In America, this day is celebrated as National Service and Remembrance Day
This day is celebrated as Patriot's Day.
In 2001, about 2977 people died on this day.
More than 25,000 people were injured in this attack.
When this attack happened, then President George W. Bush declared this day a national day.
This attack was so deadly in 340 police personnel and 72 firefighters who saved the people were also martyred.
The attacks not only changed the global order but also started the global war on terrorism