27 notable events from 1855 — wars, earthquakes and riots.
- Third plague pandemic
1855–1945 · Epidemic & disease
- Qurnah disaster
May 23, 1855 · Iran · Maritime disaster
- Santhal rebellion
Jun 30, 1855–Nov 10, 1855 · India · War & armed conflict
- Toronto circus riot
Jul 13, 1855 · Canada · Riot & unrest
- 1855 Edo earthquake
Nov 11, 1855 · Japan · Earthquake
- Martin Dumollard
Jan 1, 1855–Jan 1, 1861 · France · Murder & homicide
- Great Gold Robbery
May 15, 1855 · United Kingdom · Crime & justice
- Battle of Kinburn (1855)
Oct 17, 1855 · Ukraine · War & armed conflict
- Battle of Ash Hollow
Sep 3, 1855 · United States · War & armed conflict
- Rogue River Wars
Oct 8, 1855 · United States · War & armed conflict
- 1855 Wairarapa earthquake
Jan 23, 1855 · New Zealand · Earthquake
- Bloody Monday
Aug 6, 1855 · United States · Riot & unrest
- Siege of Taganrog
Nov 24, 1855 · Russian Federation · War & armed conflict
- State of Missouri v. Celia, a Slave
1855 · United States · Crime & justice
- Wakarusa War
Dec 1855 · United States · War & armed conflict
- Gasconade Bridge train disaster
Nov 1, 1855 · United States · Rail accident
- Lager Beer Riot
Apr 21, 1855 · United States · Riot & unrest
- Bombardment of Sveaborg
Aug 7, 1855–Aug 9, 1855 · Finland · War & armed conflict
- Portland Rum Riot
Jun 2, 1855 · United States · Riot & unrest
- 1855 Hida earthquake
Mar 18, 1855 · Japan · Earthquake
- 1855 Bursa earthquake
Feb 28, 1855 · Türkiye · Earthquake
- Karachay Uprising of 1855
Aug 1, 1855 · War & armed conflict
- New Year's Flood of 1855
1855 · Natural disaster
- 1855 Camden & Amboy rail accident
Aug 29, 1855 · United States · Rail accident
- Karakalpak rebellion (1855–1856)
Jan 1, 1855–Jan 1, 1856 · Uzbekistan · War & armed conflict
- La Bande noire (Charleroi)
Jan 1, 1855 · Belgium · Scandal & controversy
- Dutch floods of 1855
from Mar 8, 1855 · Netherlands · Natural disaster