Decades: 1750s 1760s 1770s 1780s 1790s - 1800s - 1810s 1820s 1830s 1840s 1850s
Years: 1803 1804 1805 1806 1807 - 1808 - 1809 1810 1811 1812 1813
January 1 - Importation of slaves into the United States is banned
February 11 - Anthracite coal first burned as fuel, experimentally.
February - Russia issues an ultimatum to Sweden, to join France Denmark and Russia and attacks Finland.
March 26 - Charles IV of Spain abdicates in favor of his son, Ferdinand VII
April 6 - John Jacob Astor incorporates the American Fur Company.
May 3 - The fortress of Sveaborg is lost by Sweden to Russia, during the Finnish War.
November - Swedish troops evacuate Finland. Tsar Alexander I of Russia proclaims Finland a part of Russia.
November - James Madison defeats Charles C. Pinckney in U.S. presidential election
Change of emperor of the Ottoman Empire from Mustafa IV (1807-1808) to Mahmud II (1808-1839)
December - Napoleon invades Spain
January 27-David Friedrich Strauss, German Theologians
February 5 - Carl Spitzweg, painter (+ 1885)
February 26 - Honoré Daumier, painter, illustrator, lithograph and sculptor (+ 1879)
October 6 - King Frederick VII of Denmark
March 13 - King Christian VII of Denmark
May 18 - Elijah Craig, important to the invention of bourbon whiskey
Heads of states
Christian VII King of Denmark and Norway (1766-1808)
Frederick VI King of Denmark (1808-1839), and king of Norway (1808-1814)
France - Napoléon I Emperor of France (1804-1814)
Mustafa IV Sultan of the Ottoman Empire (1807-1808)
Mahmud II Sultan of the Ottoman Empire (1808-1839)
Prussia - Frederick William III King of Prussia (1797-1840)
Charles IV King of Spain (1788-1808)
Joseph Bonaparte King of Spain (1808-1813)
Russia - Alexander I Tsar of Russia (1801-1825)
United States - Thomas Jefferson third President of the United States (1801-1809)\n