From Wikipedia, the free encyclopedia
|Centuries:||18th century – 19th century – 20th century|
|Decades:||1780s 1790s 1800s – 1810s – 1820s 1830s 1840s|
|Years:||1808 1809 1810 – 1811 – 1812 1813 1814|
|1811 in topic:|
|Archaeology – Architecture – Art – Literature – Music|
|Australia – Canada – France – Germany – Mexico – Philippines – South Africa – US – UK|
|Rail Transport – Science – Sports|
|Lists of leaders|
|Colonial Governors – State leaders|
|Birth and death categories|
|Births – Deaths|
|Establishments and disestablishments categories|
|Establishments – Disestablishments|
|Ab urbe condita||2564|
|British Regnal year||51 Geo. 3 – 52 Geo. 3|
— to —辛未年十一月十六日
|- Vikram Samvat||1867–1868|
|- Shaka Samvat||1733–1734|
|- Kali Yuga||4912–4913|
|- Ǹrí Ìgbò||811–812|
|Japanese calendar||Bunka 8
|Juche calendar||N/A (before 1912)|
|Julian calendar||Gregorian minus 12 days|
|Minguo calendar||101 before ROC
|Thai solar calendar||2354|
|Wikimedia Commons has media related to: 1811|
- January 8 – An unsuccessful slave revolt is led by Charles Deslandes in St. Charles and St. James, Louisiana.
- January 22 – The Casas Revolt begins in San Antonio, Texas.
- February 5 – British Regency: George, Prince of Wales becomes Prince Regent because of the perceived insanity of his father, King George III of the United Kingdom.
- March 1 – Citadel Massacre in Cairo: Egyptian ruler Mohammed Ali kills the last Mamluk leaders.
- March 5 – Peninsular War: Battle of Barrosa, an unsuccessful French attack on a larger Anglo-Portuguese-Spanish force attempting to lift the Siege of Cádiz in Spain.
- March 13 – Battle of Lissa: The British fleet defeats the French.
- March 22 – The Commissioners' Plan for Manhattan is presented.
- March 25 – Great Comet discovered by Honoré Flaugergues.
- March 27 – Battle of Anholt: The British Navy defeats Denmark.
- March 28 – Henri Christophe is proclaimed King Henri I, turning the northern State of Haiti into the Kingdom of Haiti.
- April 5–April 6 – Revolutionary riots occur in Buenos Aires.
- May 14 – Paraguay declares independence from Spain.
- May 16 – Battle of Albuera: Spain, Portugal and Great Britain defeat the French.
- May 18 – The Battle of Las Piedras is fought near Las Piedras, Banda Oriental, resulting in the first victory for the independentists of Uruguay.
- June 9 – The Great fire of the Podil breaks out in Kiev, Ukraine.
- July 5 – Venezuela becomes the first South American country to gain independence from Spain.
- July 5 – Venezuela declares its independence from Spain.
- July 11 – The Russian Empire removes Anton II, Catholicos Patriarch of Georgia, from his office, placing a Russian-appointed bishop at the head of the Georgian church.
- July 14 – Italian scientist Amedeo Avogadro publishes his memoire about the molecular content of gases.
- July 14 — David Thompson reaches the mouth of the Columbia River, finding Fort Astoria under construction.
- July 30 — Miguel Hidalgo y Costilla is executed as a rebel by the Spanish government of New Spain.
- August 3 – First ascent of Jungfrau, third highest summit in the Bernese Alps,
- September – Nathan of Breslov leads the first annual Rosh Hashana kibbutz (pilgrimage) of Breslov Hasidim to the grave of Rabbi Nachman of Breslov in Uman, Ukraine.
- October 11 – Inventor John Stevens' boat, the Juliana, begins operation as the first steam-powered ferry service, between New York City and Hoboken, New Jersey.
- October 23 – José Gervasio Artigas and 16.000 orientales leave the Banda Oriental del Uruguay to go into exile.
- October 26 – The Argentine Government declares freedom of expression for the press.
- November – Luddite uprisings begin in northern England and the Midlands.
- November 7 – Battle of Tippecanoe: American troops led by William Henry Harrison defeat the Native American chief Tecumseh.
- November 17 – José Miguel Carrera, Chilean founding father, is sworn in as President of the executive Junta of the government of Chile.
- December 16 – The New Madrid earthquake in the Mississippi Valley near New Madrid reverses the course of the river for a while. Other earthquakes along the fault occur on January 23, 1812 and February 7, 1812.
- December 21 – First Constitution of Republic of Venezuela after declares its independence from Spain.
Date unknown 
- January 6 – Charles Sumner, American senator and civil rights activitist (d. 1874)
- January 9 – Gilbert Abbott à Beckett, English writer (d. 1856)
- February 1 – Arthur Hallam, English poet (d. 1833)
- February 3 – Horace Greeley, American journalist, editor, and publisher (d. 1872)
- February 6 – Henry George Liddell, English clergyman (d. 1898)
- February 15 – Domingo Faustino Sarmiento, Argentinian politician, writer and father of education (d. 1888)
- March 20 – Napoleon II of France (d. 1832)
- March 21 – Nathaniel Woodard, English educationalist (d. 1891)
- March 30 or March 31 – Robert Bunsen, German chemist and inventor (d. 1899)
- May 11
- June 14 – Harriet Beecher Stowe, American author (d. 1896)
- June 17 – Jón Sigurðsson, the leader of the 19th century Icelandic independence movement. (d. 1879)
- July 11 – Isaac A. Van Amburgh, American animal trainer (d. 1865)
- July 18 – William Makepeace Thackeray, British novelist (d. 1863)
- August 31 – Théophile Gautier, French writer (d. 1872)
- September 19 – Orson Pratt, American religious leader (d. 1881)
- October 22 – Franz Liszt, Hungarian composer and pianist (d. 1886)
- October 25
- October 27 – Stevens Thomson Mason, first governor of Michigan (d. 1843)
Date unknown 
- January 10 – Marie-Joseph Chénier, French poet (b. 1764)
- February 26 – Mateo de Toro Zambrano y Ureta, Governor of Chile (b. 1727)
- March 14 – Augustus FitzRoy, 3rd Duke of Grafton, Prime Minister of the United Kingdom (b. 1735)
- April 7 – Garsevan Chavchavadze, Georgian diplomat and politician (b. 1757)
- May 4 – Nikolay Kamensky, Russian general (b. 1776)
- May 28 – Henry Dundas, 1st Viscount Melville, British minister (b. 1742)
- June 26 – Ignacio Allende, captain of the Spanish Army in Mexico
- June 11 – Raquel Garza Martinez, cool friend in the world BORN
- July 30 – Miguel Hidalgo y Costilla, Mexican revolutionary (b. 1753)
- August – William Williams, signer of the United States Declaration of Independence (b. 1731)
- August 20 – Louis Antoine de Bougainville, French navigator and military commander (b. 1729)
- September – Ulrich Jasper Seetzen, explorer (b. 1767)
- September 8 – Peter Simon Pallas, German zoologist (b. 1741)
- October 11 – Johann Conrad Ammann, Swiss physician and naturalist (b. 1724)
- November 21 – Heinrich von Kleist, German writer (suicide) (b. 1777)
- November 27 – Andrew Meikle, Scottish engineer (b. 1719)