Wikimedia Commons has media related to 1811. 1811 (MDCCCXI) was a common year starting on Tuesday of the Gregorian calendar and a common year starting...

The Great Comet of 1811, formally designated C/1811 F1, is a comet that was visible to the naked eye for around 260 days, the longest recorded period of...

Paraguay de facto started on 14 May 1811 after the Revolution of May 14 when a local ruling junta was created. In early 1811 Paraguayan forces had repeatedly...

The 1811–1812 New Madrid earthquakes (/ˈmædrɪd/) were a series of intense intraplate earthquakes beginning with an initial earthquake of moment magnitude...

The Commissioners' Plan of 1811 was the original design for the streets of Manhattan above Houston Street and below 155th Street, which put in place the...

regent for his father, King George III, having done so since 5 February 1811 during his father's final mental illness. George IV was the eldest child...

legislatures. Senators were elected over a wide range of time throughout 1810 and 1811, and a seat may have been filled months late or remained vacant due to legislative...

Landing, was a bloodless confrontation between the Saudis and Ottomans in 1811. The Ottoman Sultan ordered Mohammed Ali Pasha to start moving against Saudis...

Zephyrinus Friedrich Meinrad Fürst von Hohenzollern-Sigmaringen; 7 September 1811 – 2 June 1885) was the last prince of Hohenzollern-Sigmaringen before the...

Wayòm an Ayiti) was the state established by Henri Christophe on 28 March 1811 when he proclaimed himself King Henri I after having previously ruled as...

The 1811 German Coast uprising was a revolt of slaves in parts of the Territory of Orleans on January 8–10, 1811. The uprising occurred on the east bank...

Britain, beginning with an armorial window created by Thomas Willement in 1811–12. The revival led to stained-glass windows becoming such a common and popular...

Thaddeus, or the Last Foray in Lithuania: A Nobility's Tale of the Years 1811–1812, in Twelve Books of Verse) is an epic poem by the Polish poet, writer...

was a frigate in the Royal Danish-Norwegian Navy. She was commissioned in 1811 and originally carried 36 guns, later being upgraded to 42. She served briefly...

Nottingham, England, and spread to the North West and Yorkshire between 1811 and 1816. Mill and factory owners took to shooting protesters and eventually...

Sir David Davidson (c. 1811 – 18 May 1900) was an army officer in the East India Company in India who worked on improvements to rifle bullets and telescopic...

United Kingdom today. An example of a pre-1937 Regency Act was the Act of 1811 which allowed Prince George (later King George IV) to act as regent while...

mid-15th century The Cinque Ports Acts 1811 to 1872 is the collective title of the following Acts: The Cinque Ports Act 1811 (51 Geo 3 c 36) The Cinque Ports...

The Wahhabi war, also known as the Ottoman-Saudi War, (1811–1818) was fought from early 1811 to 1818, between the Ottoman Empire and the Emirate of Diriyah...

The Freycinet Map of 1811 is the first map of Australia to be published which shows the full outline of Australia. It was drawn by Louis de Freycinet and...

although the official regency for which it is named only spanned the years 1811 to 1820. King George III first suffered debilitating illness in the late...

Elisha Reynolds Potter (June 20, 1811 – April 10, 1882) was a politician, jurist and historian from Kingston, Rhode Island. He was a justice of the Rhode...

Harriet Elisabeth Beecher Stowe (/stoʊ/; June 14, 1811 – July 1, 1896) was an American author and abolitionist. She came from the religious Beecher family...

unknown by author:[clarification needed] Marriage Act 1811 or the Marriage of Lunatics Act 1811 (51 Geo. 3. c. 37) (the second short title was conferred...

Louis Jean Joseph Charles Blanc (/blɑːn/ blahn; French: [blɑ̃]; 29 October 1811 – 6 December 1882) was a French socialist politician, journalist and historian...

was a 40-gun Pallas-class frigate of the French Navy, designed by Sané. In 1811, Nymphe was assigned to a frigate division under Joseph-François Raoul, along...

as Regency era and Regency architecture. Strictly this period lasted from 1811 to 1820, when his father George III was insane, though when used as a period...

Ezra Taft Benson (February 22, 1811 – September 3, 1869) (commonly referred to as Ezra T. Benson to distinguish him from his great-grandson of the same...

previous supporters of Walton County. The Walton War officially ended in 1811 when Georgia's own survey reiterated the 1807 commission's findings, and...

Masséna fell back to a position between Santarém and Rio Maior. During 1811, Victor's force was diminished because of requests for reinforcement from...