Decades: 1750s 1760s 1770s 1780s 1790s - 1800s - 1810s 1820s 1830s 1840s 1850s
Years: 1800 1801 1802 1803 1804 - 1805 - 1806 1807 1808 1809 1810
January 11 - Michigan Territory is created.
February 15 - Harmony Society officially formed
April 27 - United States Marines and Berbers attack the Tripolitan city of Derna (The "shores of Tripoli").
May 26 - In Milan's cathedral, Napoleon I of France is crowned King of Italy.
June 1 - Luigi Boccherini was buried in Italy after being found found dead on May 28.
October 21 - Napoleonic Wars: Battle of Trafalgar - British naval fleet led by Admiral Lord Nelson defeats a combined French and Spanish off the coast of Spain.
June - War ends between Tripoli and the United States of America.
December 2 - Napoleonic Wars: Battle of Austerlitz - French troops under Napoleon decisively defeat a joint Russo-Austrian force.
Sweden declares war on France
Lewis and Clark Expedition sets out across North America
Year in topic
1805 in literature
March 3 - Jonas Furrer, Swiss politician and first President of the Swiss Confederation (+ 1861)
April 2 - Hans Christian Andersen, writer (+ 1875)
November 14 - Fanny Mendelssohn, composer and pianist
December 23 - Joseph Smith, Jr, religious leader, founded Mormonism
January 23 - Claude Chappe, telecommunication pioneer (semaphores)
May 9 - Schiller, German playwright.
May 25 - William Paley, philosopher
May 28 - Luigi Boccherini, Italian classical music preformer
October 21 - Horatio Nelson, British admiral.\n