13 notable events from 1801.
- Ashio copper mine incident
19th century–1927 · Japan
- Young's interference experiment
1801 · —
- Paul I of Russia's death
Mar 24, 1801 · Russian Federation
- Tichborne case
19th century · United Kingdom
- Sōma incident
19th century · Japan
- Anna Maria Zwanziger
Jan 1, 1801–Jan 1, 1811 · Germany
- Expulsion of Poles by Germany
19th century–1945 · —
- Siege of Fort Julien
Apr 8, 1801–Apr 19, 1801 · Egypt
- Raids on Boulogne
Aug 16, 1801 · France
- Siege of El Rahmaniya
May 9, 1801–May 10, 1801 · Egypt
- Murder of Elizabeth Fales
May 18, 1801 · United States
- 1801 Terceira earthquake
Jan 26, 1801 · Portugal
- Kidnapping of the Prince
Oct 28, 1801 · Mauritius