Observed on 11 September
- Battle of Tendra Day (Russia)
- Death Anniversary of Quaid-e-Azam Muhammad Ali Jinnah (Pakistan)
- Emergency Number Day (United States)
- Enkutatash falls on this day if it is not a leap year. Celebrated on the first day of Mäskäräm. (Ethiopia, Eritrea, Rastafari)
- National Day (Catalonia)
11 September in Indian history
- 1967China's People's Liberation Army (PLA) launched an attack on Indian posts at Nathu La, Sikkim, India, which resulted in military clashes.India
- 1965Indo-Pakistani War: The Indian Army captures the town of Burki, just southeast of Lahore.India
- 1893Swami Vivekananda gave a speech introducing Hinduism on the opening day of the first Parliament of the World's Religions in Chicago.India
- 1803The Battle of Delhi, during the Second Anglo-Maratha War, between British troops under General Lake, and Marathas of Scindia's army under General Louis Bourquin ends in a British victory.India
11 September in world history
- 2024Hurricane Francine impacts the Gulf of Mexico, as a Category 2 hurricane.
- 2012The American consulate and CIA annex in Libya were attacked by a heavily armed group, resulting in the deaths of U.S. ambassador J. Christopher Stevens and three others.
- 2001Nineteen members of al-Qaeda execute the September 11 attacks, a series of coordinated terrorist attacks that killed 2,977 people using four hijacked aircraft. Two aircraft crash into the World Trade Center in New York City, a third crashes into The Pentagon i
- 1982The international forces that were guaranteeing the safety of Palestinian refugees following Israel's 1982 Invasion of Lebanon leave Beirut. Five days later, several thousand refugees are massacred in the Sabra and Shatila refugee camps by Phalange forces.
- 1961Hurricane Carla strikes the Texas coast as a Category 4 hurricane, the second strongest storm ever to hit the state.
- 1954Hurricane Edna hits New England (United States) as a Category 2 hurricane, causing significant damage and 29 deaths.
- 1945The Japanese-run camp at Batu Lintang in Borneo was liberated by the Australian 9th Division, averting the planned massacre of its 2,000-plus Allied POWs and civilian internees by four days.
- 1943World War II: German troops occupy Corsica and Kosovo-Metohija ending the Italian occupation of Corsica.
- 1857A legion of Mormon militiamen completed a massacre of at least 120 California-bound Arkansas pioneers at Mountain Meadow, Utah.
- 1780American Revolutionary War: Approximately ten American soldiers were killed by Loyalists and their Native American allies in the Sugarloaf massacre in Luzerne County, Pennsylvania.
- 1776British and American leaders held a peace conference on Staten Island, New York, in the hopes of bringing an end to the nascent American Revolutionary War.
- 1775American Revolutionary War: Benedict Arnold's expedition departed from Cambridge, Massachusetts, as part of the invasion of Quebec.
- 1714Siege of Barcelona: Barcelona, capital city of the Principality of Catalonia, surrenders to Spanish and French Bourbon armies in the War of the Catalans, the last phase of the War of the Spanish Succession.
- 1297First War of Scottish Independence: Scottish forces under Andrew Moray and William Wallace defeated English troops at the Battle of Stirling Bridge on the River Forth.
Born on 11 September
- 1986LaToya Sanders, American basketball player
- 1983Vivian Cheruiyot, Kenyan runner
- 1950Anne Dell, Australian biochemist and academic
- 1911Lala Amarnath, Indian cricketer (died 2000)India
- 1895Vinoba Bhave, Indian philosopher and Gandhian, Bharat Ratna Awardee (died 1982)India
- 1884Sudhamoy Pramanick, Indian activist and politician (died 1974)India
Died on 11 September
- 2024Alberto Fujimori, Peruvian politician, professor, and engineer, President of Peru (born 1938)
- 2001Casualties of the September 11 attacks: see Category:Victims of the September 11 attacks
- 1973Neem Karoli Baba, Indian philosopher and guruIndia
- 1921Subramania Bharati, Indian journalist, poet, and activist (born 1882)India
Frequently asked questions
- What happened on 11 September in history?
- 2024: Hurricane Francine impacts the Gulf of Mexico, as a Category 2 hurricane. 2012: The American consulate and CIA annex in Libya were attacked by a heavily armed group, resulting in the deaths of U.S. ambassador J. Christopher Stevens and three others. 2001: Nineteen members of al-Qaeda execute the September 11 attacks, a series of coordinated terrorist attacks that killed 2,977 people using four hijacked aircraft. Two aircraft crash into the World Trade Center in New York City, a third crashes into The Pentagon i. 1982: The international forces that were guaranteeing the safety of Palestinian refugees following Israel's 1982 Invasion of Lebanon leave Beirut. Five days later, several thousand refugees are massacred in the Sabra and Shatila refugee camps by Phalange forces.
- What happened on 11 September in Indian history?
- 1967: China's People's Liberation Army (PLA) launched an attack on Indian posts at Nathu La, Sikkim, India, which resulted in military clashes. 1965: Indo-Pakistani War: The Indian Army captures the town of Burki, just southeast of Lahore. 1893: Swami Vivekananda gave a speech introducing Hinduism on the opening day of the first Parliament of the World's Religions in Chicago.
- Which famous people were born on 11 September?
- LaToya Sanders, American basketball player (1986); Vivian Cheruiyot, Kenyan runner (1983); Anne Dell, Australian biochemist and academic (1950); Lala Amarnath, Indian cricketer (died 2000) (1911).
- Which day is observed on 11 September?
- Battle of Tendra Day (Russia); Death Anniversary of Quaid-e-Azam Muhammad Ali Jinnah (Pakistan); Emergency Number Day (United States); Enkutatash falls on this day if it is not a leap year. Celebrated on the first day of Mäskäräm. (Ethiopia, Eritrea, Rastafari); National Day (Catalonia).
Historical entries from Wikipedia (CC BY-SA 4.0), sorted with India-related events first.