30 significant historical events occurred on September 11. September 11 has been the date of several historical events over the years, with 11 notable occurrences recorded. Key events on this date include the Chilean coup d'état in 1973, which overthrew the Popular Unity government, and the 2001 terrorist attacks in the United States, such as the hijacking of American Airlines Flight 11 that hit the North Tower of the World Trade Center. The date has also seen notable sporting events like the Formula One Italian Grand Prix in 1977 and 1994.
24 famous birthdays on September 11
Including Serge Haroche, Theodor W. Adorno, Franz Beckenbauer
Event Distribution by Century
Darker = Higher Density7th Century
1 event13th Century
1 event17th Century
1 event18th Century
3 events19th Century
3 events20th Century
11 events1973 Chilean coup d'état — military overthrow of the Popular Unity coalition government in 1973 in Chile
21st Century
10 eventsCollapse of the World Trade Center — collapse of the World Trade Center in New York City on September 11, 2001
United Airlines Flight 175 — 9/11 hijacked passenger flight, hit the South Tower of the World Trade Center
American Airlines Flight 77 — 2001 hijacking of an airliner and subsequent deliberate crash into The Pentagon in Virginia, USA
American Airlines Flight 11 — 9/11 hijacked passenger flight, hit the North Tower of the World Trade Center
United Airlines Flight 93 — 9/11 hijacked passenger flight, attempted to hit the US Capitol or the White House
Explore More for September 11
Discover births, deaths, and deeper historical trends for this date.