Editing 1811 (section)

=== January&ndash;March ===
* [[January 8]] &ndash; An [[1811 German Coast Uprising|unsuccessful slave revolt]] is led by [[Charles Deslondes]], in St. Charles and St. James Parishes, [[Louisiana]].<ref>{{Cite news|url=https://www.smithsonianmag.com/smart-news/its-anniversary-1811-louisiana-slave-revolt-180957760/|title=How a Nearly Successful Slave Revolt Was Intentionally Lost to History|last=Fessenden|first=Marissa|work=Smithsonian|access-date=2017-12-10|language=en}}</ref><ref>{{Cite news|url=https://www.npr.org/2011/01/16/132839717/american-rising-when-slaves-took-on-new-orleans|title='American Rising': When Slaves Attacked New Orleans|work=NPR.org|access-date=2017-12-10|language=en}}</ref>
* [[January 17]] &ndash; [[Mexican War of Independence]] &ndash; [[Battle of Calderón Bridge]]: A heavily outnumbered Spanish force of 6,000 troops defeats nearly 100,000 Mexican revolutionaries.
* [[January 22]] &ndash; The [[Juan Bautista de las Casas|Casas Revolt]] begins in [[San Antonio]], [[Spanish Texas]].<ref>{{Cite web|url=https://tshaonline.org/handbook/online/articles/jcc02|title=CASAS REVOLT|last=LAURA|first=CALDWELL|date=2010-06-12|website=tshaonline.org|language=en|access-date=2017-12-10}}</ref>
* [[February 5]] &ndash; [[British Regency]]: [[George IV of the United Kingdom|George, Prince of Wales]] becomes [[prince regent]], because of the perceived insanity of his father, King [[George III of the United Kingdom]].
* [[February 19]] &ndash; [[Peninsular War]] &ndash; [[Battle of the Gebora]]: An outnumbered French force under [[Édouard Mortier, duc de Trévise|Édouard Mortier]] routs and nearly destroys the Spanish, near [[Badajoz]], Spain.
* [[March 1]] &ndash; [[Citadel Massacre]] in [[Cairo]]: [[Egypt]]ian ruler [[Muhammad Ali of Egypt|Muhammad Ali]] kills the last [[Mamluk]] leaders.
* [[March 5]] &ndash; [[Peninsular War]] &ndash; [[Battle of Barrosa]]: A French attack fails, on a larger Anglo-Portuguese-Spanish force attempting to lift the [[Siege of Cádiz]] in Spain.
* [[March 13]] &ndash; [[Battle of Lissa (1811)|Battle of Lissa]]: The British fleet defeats the French.
* [[March 22]] &ndash; The [[Commissioners' Plan of 1811|Commissioners' Plan]] for [[Manhattan]] is presented.
* [[March 25]] &ndash; The [[Great Comet of 1811]] is discovered by [[Honoré Flaugergues]].
* [[March 27]] &ndash; [[Battle of Anholt]]: The British Navy defeats Denmark.
* [[March 28]] &ndash; [[Henri Christophe]] is proclaimed King Henri I, turning the northern [[State of Haiti]] into the [[Kingdom of Haiti]].