WHAT ALL HAPPENED JANUARY TO AUGUST 1803
Find out what all happened January to August 1803

In Marbury v. Madison, the Supreme Court of the United States establishes the principle of judicial review. (24. February 1803)

Ohio is admitted as the 17th U.S. state. (1. March 1803)

Emperor Gia Long orders all bronze wares of the Tây Sơn Dynasty to be collected and melted into nine cannons for the Royal Citadel in Huế, Vietnam. (1. January 1803)

Thousands of meteor fragments fall from the skies of L'Aigle, France; the event convinces European science that meteors exist. (26. April 1803)

Lewis and Clark start their expedition to the west by leaving Pittsburgh, Pennsylvania at 11 in the morning. (31. August 1803)

The Surrey Iron Railway, arguably the world's first public railway, opens in south London, United Kingdom. (26. July 1803)

Napoleonic Wars: The United Kingdom revokes the Treaty of Amiens and declares war on France. (18. May 1803)

The Convention of Artlenburg is signed, leading to the French occupation of Hanover (which had been ruled by the British king). (5. July 1803)

The Louisiana Purchase is announced to the American people. (4. July 1803)

Louisiana Purchase: The United States purchases the Louisiana Territory from France for $15 million, more than doubling the size of the young nation. (30. April 1803)