September 11 is the 254th day of the year (255th in leap years). There are 111 days remaining.

It is usually the first day of the Coptic calendar (in the period 1900 to 2099 A.D.).

The terms "September 11th" and "9/11" have been widely used in the Western media as a shorthand for the September 11, 2001 attacks on the World Trade Center and United States.

Events

• 1226 - The Catholic practice of Perpetual adoration begins.
• 1297 - Battle of Stirling Bridge - Scots of William Wallace defeat English.
• 1541 - Santiago, Chile destroyed by indigenous tribes.
• 1609 - Henry Hudson lands on Manhattan island.
• 1609 - Expulsion order announced against the Moriscos of Valencia; beginning of the expulsion of all Spain's Moriscos
• 1709 - Battle of Malplaquet - Great Britain, Netherlands and Austria defeat France.
• 1714 - Barcelona surrenders to Spanish and French Bourbonic armies in the War of the Spanish Succession.
• 1776 - British-American peace conference on Staten Island fails to stop nascent American Revolution.
• 1777 - Battle of Brandywine
• 1786 - The Beginning of the Annapolis Convention.
• 1789 - Alexander Hamilton is appointed as first Secretary of the Treasury.
• 1814 - The Battle of Plattsburgh.
• 1847 - Stephen Foster's most memorable song, Oh! Susanna, is first performed at a saloon in Pittsburgh, Pennsylvania.
• 1857 - The Mountain Meadows Massacre: Mormon settlers and Paiutes massacre 120 pioneers at Mountain Meadows, Utah.
• 1858 - George Mary Searle discovers the asteroid 55 Pandora.
• 1888 - Death of the Argentine politician Domingo Sarmiento, after which the Latin American Teacher's Day was chosen.
• 1914 - Australia invades New Britain, defeating German contingent there.
• 1918 - The Boston Red Sox won the World Series; they would do so again on October 27, 2004 after 86 years.
• 1919 - US Marines invade Honduras.
• 1921 - Fatty Arbuckle arrested for rape.
• 1922 - British Mandate of Palestine begins.
• 1922 - One of the Herald Sun of Melbourne, Australia's predecessor papers The Sun News-Pictorial is founded.
• 1926 - Assassination attempt on Benito Mussolini fails.
• 1931 - Salvatore Maranzano is murdered by Charles Luciano's hitmen.
• 1932 - Franciszek Żwirko and Stanisław Wigura, Polish Challenge 1932 winners, killed in a plane crash as their RWD 6 crashed in the ground during a storm.
• 1940 - George Stibitz pioneered the first remote operation of a computer.
• 1941 - Ground broken for the construction of The Pentagon.
• 1941 - World War II: US Navy ordered to attack German U-boats.
• 1943 - World War II: German troops occupy Corsica and Kosovo-Metohien
• 1943 - World War II: start of the liquidation of the Ghettos in Minsk and Lida by the Nazis
• 1944 - World War II: the first allied troops of the US Army cross the western border of Nazi Germany
• 1948 - Henri Queuille becomes Prime Minister of France.
• 1955 - Dedication of the first Temple of the Church of Jesus Christ of Latter-day Saints in Europe, the Bern Switzerland Temple.
• 1961 - Formation of the World Wildlife Fund.
• 1965 - The 1st Cavalry Division of the United States Army arrives in Vietnam.
• 1970 - The Ford Pinto is introduced.
• 1972 - Bay Area Rapid Transit (BART) begins regular service.
• 1973 - A military Chile headed by General Augusto Pinochet topple elected Marxist President Salvador Allende. The CIA had attempted to oust Allende for 3 years before this.
• 1981 - The Pee-wee Herman Show airs as a special on HBO.
• 1985 - Pete Rose gets his 4,192nd career base hit, breaking Ty Cobb's record which stood for over 60 years.
• 1987 - 9-1-1 Emergency Number Day.
• 1987 - CBS Evening News anchor Dan Rather, angry over being preempted for a tennis match, marches off the set, leaving affiliates with six minutes of an empty news desk.
• 1989 - The iron curtain opens between the communist Hungary and Austria. From Hungary thousands of West Germany.
• 1990 - Céline Dion releases her first English-language album, Unison.
• 1990 - President George H. W. Bush delivers a nationally televised speech in which he threatens the use of force to remove Iraqi soldiers from Kuwait, which Iraq had recently invaded.
• 1992 - Hurricane Iniki, the third most damaging hurricane in United States history so far, devastates the State of Hawai'i, especially the islands of Kaua'i and Oahu.
• 1997 - Scotland votes to re-establish its own Parliament on the 700th anniversary of the Battle of Stirling Bridge, after 290 years of union with England.
• 1998 - Independent counsel Kenneth Starr sends a report to the U.S. Congress accusing President Bill Clinton of 11 possible impeachable offenses.
• 2000 - Activists protest against the World Economic Forum meeting in Melbourne, Australia.
• 2001 - The September 11 attacks destroy the World Trade Center in New York City and part of The Pentagon in Washington, D.C., and down a passenger airliner in Pennsylvania. In total, almost 3,000 are killed.
• 2003 - Swedish foreign minister Anna Lindh dies after being fatally wounded on September 10.
• 2004 - Petros VII, the (Greek Orthodox) Patriarch of Alexandria and his company were killed in an unexplained helicopter crash outside Mount Athos, Greece

Births

• 1524 - Pierre de Ronsard, French poet (d. 1585)
• 1711 - William Boyce, composer (d. 1779)
• 1816 - Carl Zeiss, german lens maker (d. 1888)
• 1825 - Eduard Hanslick, music critic (d. 1904)
• 1836 - Fitz Hugh Ludlow, author (d. 1870)
• 1862 - O. Henry, writer (d. 1910)
• 1885 - D.H. Lawrence, novelist (d. 1930)
• 1899 - Jimmie Davis, composer (d. 2000)
• 1913 - Paul 'Bear' Bryant, college football coach (d. 1983)
• 1917 - Ferdinand Marcos, Philippine political figure (d. 1989)
• 1917 - Jessica Mitford, writer (d. 1996)
• 1923 - Dharmsamrat Paramhans Swami Madhavananda, Hindu guru
• 1924 - Tom Landry, National Football League coach (d. 2000)
• 1927 - G. David Schine, businessman (d. 1996)
• 1933 - Dr. William L. Pierce, author, National Alliance Leader (d. 2002)
• 1933 - Susan Sontag, author
• 1935 - Arvo Part, composer
• 1935 - Gherman Titov, cosmonaut (d. 2000)
• 1940 - Brian de Palma, director
• 1940 - Theodore Olson, U.S. Solicitor General
• 1942 - Lola Falana, singer
• 1943 - Mickey Hart, musician
• 1943 - Gilbert Proesch, artist, half of Gilbert and George
• 1943 - Raymond Villeneuve, founding member of the FLQ terrorist organization
• 1945 - Franz Beckenbauer, German footballer
• 1948 - John Martyn, musician
• 1950 - Barry Sheene former World Champion motorcyclist
• 1962 - Elizabeth Daily, actress
• 1962 - Kristy McNichol, actress
• 1964 - Ellis Burks, baseball player
• 1964 - Roxann Dawson, actress (Star Trek: Voyager)
• 1965 - Richard Melville Hall aka Moby, musician
• 1965 - David Roe, English snooker player
• 1966 - Bashar al-Assad, Syrian dictator since 2000
• 1967 - Harry Connick, Jr., singer
• 1968 - Kay Hanley, musician
• 1971 - Richard Ashcroft, singer
• 1977 - Ludacris, rapper
• 1977 - Matthew Stevens, Welsh snooker player
• 1978 - Ed Reed, American football player
• 1981 - Dylan Klebold, one of the Columbine High School massacre gunmen (d. 1999)

Deaths

• 1680 - Emperor Go-Mizunoo of Japan (b. 1596)
• 1823 - David Ricardo, economist
• 1843 - Joseph Nicollet, mathematician and explorer
• 1851 - Sylvester Graham inventor of Graham cracker
• 1888 - Domingo Faustino Sarmiento, Argentine President
• 1921 - Subramanya Bharathy, Tamil Indian poet (b. 1882)
• 1931 - Salvatore Maranzano, crime boss
• 1932 - Franciszek Żwirko and Stanisław Wigura, Polish pilots, killed in a plane crash
• 1948 - Muhammed Ali Jinnah, first Governor-General of Pakistan
• 1950 - Jan Smuts, South African soldier and statesman
• 1956 - Billy Bishop, Canadian ace in World War I
• 1958 - Robert W. Service, poet
• 1966 - C. E. Woolman, founder of Delta Air Lines
• 1971 - Nikita Sergeevich Khrushchev, Soviet politician and leader
• 1972 - Max Fleischer, animator
• 1973 - Salvador Allende, Chilean President
• 1978 - Georgi Markov, Bulgarian dissident, assassinated with a poisoned umbrella.
• 1978 - Janet Parker, medical photographer, the final victim of smallpox (contracted in a lab accident).
• 1987 - Lorne Greene, actor
• 1987 - Peter Tosh, Jamaican musician and singer
• 1993 - Erich Leinsdorf, Austrian conductor (b. 1912)
• 1994 - Jessica Tandy, actress
• 1995 - Anita Harding, neurologist
• 2001 - See Casualties of the September 11, 2001 attacks
• 2002 - Johnny Unitas, Pro Football Hall of Famer (b. 1933)
• 2003 - Anna Lindh, Swedish Minister for Foreign Affairs (assassinated)
• 2003 - John Ritter, actor
• 2004 - Peter VII, Orthodox Patriarch of Alexandria

Holidays

• Catalonia national day, after the 1714 defeat
• Coptic Orthodox Church - Feast of Neyrouz
• Patriot Day (USA) - Anniversary of the September 11 attacks

Other observances

• Proclaimed 9-1-1 Emergency Number Day by President Reagan on August 26 in 1987 and celebrated since then by some United States communities, particularly the local emergency services.

September 10 · September 12 · August 11 · October 11 · more historical anniversaries