Centuries: 17th century - 18th century - 19th century
Decades: 1750s 1760s 1770s 1780s 1790s - 1800s - 1810s 1820s 1830s 1840s 1850s
Years: 1795 1796 1797 1798 1799 - 1800 - 1801 1802 1803 1804 1805
Events
- March 14 - Cardinal Barnaba Chiaramonti is elected pope Pius VII
- May 15 - Napoleon Bonaparte crosses the Alps and invades Italy
- June 14 - Battle of Marengo, Napoleon defeats the Austrian troops near Marengo, Italy
- June 27 - Pascha Jussuf Karamanli of Tripoli declares war on Sweden by having the flagpole on the consulate chopped down.
- September 5 - The island of Malta, that was occupied by the French, is conquered by British troops
- December 3 - Battle of Hohenlinden, the French army defeats the Austrian troops.
- December 24 - An assault on Napoleon Bonaparte fails in Paris
- Invention of the voltaic pile by Alessandro Volta: the first chemical battery
- The infrared radiation is discovered by Wilhelm Herschel
Births
- January 7 - Millard Fillmore, 13th President of the United States 1850-1853
- January 14 - Ludwig Alois Ferdinand Köchel, Austrian researcher on music
- February 11 - William Henry Fox Talbot, English photographic pioneer
- July 31 - Friedrich Wöhler, German chemist
- October 2 - Nat Turner, leader of a slave rebellion
- October 25 - Thomas Macaulay, English poet
- Charles Goodyear, American rubber magnate
- Emperor Ninko of Japan
Deaths
- January 1 - Louis-Jean-Marie Daubenton, French naturalist
- March 14 - Daines Barrington, English naturalist
- April 25 - William Cowper, English poet