Major Events
- Feb 21 The world’s first steam locomotive, built by Richard Trevithick, runs for the first time along the tramway of the Penydarren Ironworks in Merthyr Tydfil, Wales
- Mar 21 Napoleonic Code adopted in France, stresses clearly written and accessible law
- May 14 Meriwether Lewis and William Clark's expedition commissioned by Thomas Jefferson sets out from St Louis for Pacific Coast
- May 18 Napoléon Bonaparte is proclaimed Emperor of France by the French Senate
- Jul 12 Former United States Secretary of the Treasury Alexander Hamilton dies after being shot in a pistol duel the previous day by Vice President Aaron Burr
- Dec 2 General Napoleon Bonaparte is crowned Emperor of the French at the Notre Dame de Paris in a ceremony officiated by Pope Pius VII
- More 1804 Events
More People Born in 1804
Fun Fact About 1804
Vice President of the United States Aaron Burr mortally wounds former Secretary of the Treasury Alexander Hamilton in a pistol duel
More 1804 Deaths
Famous Weddings in 1804
- Mar 13 Economist Thomas Malthus (38) weds Harriet Eckersall in Bath, Somerset