Portal:United States/Anniversaries/September/September 11
- 1777 – American Revolution: Battle of Brandywine – The British celebrate a major victory in Chester County, Pennsylvania.
- 1789 – Alexander Hamilton is appointed the first United States Secretary of the Treasury.
- 1813 – War of 1812: British troops arrive in Mount Vernon and prepare to march to and invade Washington, D.C.
- 1830 – Anti-Masonic Party convention; one of the first American political party conventions.
- 1941 – Ground is broken for the construction of The Pentagon.
- 2001 – Two hijacked aircraft crash into the World Trade Center in New York City, while a third smashes into The Pentagon in Arlington, Virginia, and a fourth into a field near Shanksville, Pennsylvania, in a series of coordinated suicide attacks by 19 members of Al-Qaeda. Altogether, 2,996 people are killed.
On this day for the United States
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January • February • March • April • May • June • July • August • September • October • November • December
September 11:
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Events
- 1974 – Eastern Air Lines Flight 212 crashes in Charlotte, North Carolina, killing 69 passengers and two crew.
- 1985 – Pete Rose breaks Ty Cobb's baseball record for most career hits with his 4,192nd hit.
- 1992 – Hurricane Iniki, one of the most damaging hurricanes in United States history, devastates the Hawaiian islands of Kauai and Oahu.
- 1997 – NASA's Mars Global Surveyor reaches Mars.
- 2001 – 9/11 attacks: Almost 3,000 people are killed in suicide attacks at the World Trade Center in New York City, The Pentagon in Arlington, Virginia, and in rural Shanksville, Pennsylvania.
- 2012 – The U.S. embassy in Benghazi, Libya is attacked, resulting in four deaths, including that of J. Christopher Stevens, the United States Ambassador to Libya.
Holidays and observances