19 notable events from 1811 — wars, fires and murders.
- 1811–1812 New Madrid earthquakes
Dec 16, 1811 · United States · Earthquake
- 1811 German Coast uprising
Jan 8, 1811–Jan 10, 1811 · United States · War & armed conflict
- Ratcliff Highway murders
Dec 19, 1811 · United Kingdom · Murder & homicide
- Citadel massacre
Mar 1, 1811 · Egypt · Massacre
- Golovnin Incident
Jan 1, 1811–Oct 6, 1813 · Japan · Kidnapping & hostage
- Siege of Tarragona (1811)
May 5, 1811–Jun 29, 1811 · Spain · War & armed conflict
- Little Belt affair
May 16, 1811 · United States · War & armed conflict
- Richmond Theatre fire
Dec 26, 1811 · United States · Fire
- Blockade of Almeida
Apr 7, 1811–May 10, 1811 · Spain · War & armed conflict
- Battle of Pombal
Mar 11, 1811 · Portugal · War & armed conflict
- Battle of Woody Point
Jun 15, 1811–Jun 16, 1811 · Canada · War & armed conflict
- Hong Kyŏngnae's Rebellion
Dec 1811–Apr 1812 · Riot & unrest
- Hester Rebecca Nepping
Aug 1, 1811–Nov 1, 1811 · Netherlands · Murder & homicide
- Figueroa mutiny
Apr 1, 1811 · Chile · War & armed conflict
- 1811 Tacna rebellion
Jun 1811 · Peru · War & armed conflict
- Capture of Yanbu (1811)
Oct 1, 1811 · Saudi Arabia · War & armed conflict
- Cambodian conflict (1812–1813)
1811 · Cambodia · War & armed conflict
- Great Fire of Podil
from Jul 9, 1811 · Ukraine · Fire
- Janissary revolt in Tunisia
Aug 30, 1811 · Tunisia · Riot & unrest