1804 events in history

Jan 1 French rule ends in Haiti. Haiti becomes the first black republic and second independent country in North America after the United States
Feb 14 Karadjordje leads the First Serbian Uprising against the Ottoman Empire
Feb 15 The Serbian revolution begins
Feb 16 First Barbary War: Stephen Decatur leads a raid to burn the pirate-held frigate USS Philadelphia
Feb 21 The first self-propelling steam locomotive makes its outing at the Pen-y-Darren Ironworks in Wales
Mar 4 Castle Hill Rebellion: Irish convicts rebel against British colonial authority in the Colony of New South Wales
Mar 10 Louisiana Purchase: In St. Louis, Missouri, a formal ceremony is conducted to transfer ownership of the Louisiana Territory from France to the United States
Mar 21 Code Napoléon is adopted as French civil law
Apr 5 High Possil Meteorite: The first recorded meteorite in Scotland falls in Possil
Apr 25 The western Georgian kingdom of Imereti accepts the suzerainty of the Russian Empire
May 13 Forces sent by Yusuf Karamanli of Tripoli to retake Derna from the Americans attack the city
May 14 The Lewis and Clark Expedition departs from Camp Dubois and begins its historic journey by traveling up the Missouri River
May 18 Napoleon Bonaparte is proclaimed Emperor of the French by the French Senate
Jun 15 New Hampshire approves the Twelfth Amendment to the United States Constitution, ratifying the document
Jul 11 A duel occurs in which the Vice President of the United States Aaron Burr mortally wounds former Secretary of the Treasury Alexander Hamilton
Jul 12 Former United States Secretary of the Treasury Alexander Hamilton dies a day after being shot in a duel
Aug 11 Francis II assumes the title of first Emperor of Austria
Sep 1 Juno, one of the four largest asteroids in the Main Belt, is discovered by the German astronomer Karl Ludwig Harding
Sep 25 The Teton Sioux (a subdivision of the Lakota) demand one of the boats from the Lewis and Clark Expedition as a toll for allowing the expedition to move further upriver
Oct 9 Hobart, capital of Tasmania, is founded
Nov 30 The Democratic-Republican-controlled United States Senate begins an impeachment trial of Federalist Supreme Court Justice Samuel Chase
Dec 2 At Notre Dame Cathedral in Paris, Napoleon Bonaparte crowns himself Emperor of the French, the first French Emperor in a thousand years