1803

Table of contents

1 Events
2 Year in topic
3 Births
4 Deaths

Events

William Osgoode, Chief Justice of Lower Canada, ruled that slavery was inconsistent with British Law.
January 30 - Monroe and Livingston sail for Paris to discuss, and possibly buy, New Orleans. They end completing the Louisiana Purchase.
February 24 - The Supreme Court of the United States, in Marbury v. Madison, establishes the principle of judicial review.
March 1 - Ohio is admitted as the 17th U.S. state, retroactive from August 7, 1953.
April 30 - Louisiana Purchase made by the United States from France.
May 18 - The United Kingdom declares war on France after France refused to withdraw from Dutch territory.
July 4 - The Louisiana Purchase is announced to the American people.
July 5 - The convention of Artlenburg leads to the French occupation of Hanover (which had been ruled by the British king).
July 26 - The wagonway between Wandsworth and Croydon is opened, being the first public railway line of the world.
September 23 - British troops defeat an Indian army in the Battle of Assaye
November 30 - At the Cabildo building in New Orleans, Spanish representatives Governor Manuel de Salcedo and the Marqu? de Casa Calvo, officially transfer Louisiana Territory to French representative Prefect Pierre Cl?ent de Laussat (just 20 days later, France transferred the same land to the United States as the Louisiana Purchase).
Aargau, Graub?den, St. Gallen, Thurgau, the Ticino, Vaud become Swiss cantons.