1803 in History – What happened in year 1803

✅ Published on April 2nd, 2009 in 19th Century in History

In history, year 1803 has its own importance and known for many memorable events like famous birthdays, inventions, natural disaster, treaties, change of rulers, special days etc. Find below a list of important historical events which happened during the year 1803.

Top Historical Events of the Year 1803 ⚡:

Date/MonthEvent / Incidence / Incident
24 februaryThe U.S. Supreme Court, in Marbury v. Madison, declared an actof Congress unconstitutional for the first time, forming the basis ofjudicial review in the U.S.
30 aprilThe United States purchased France's claim to the Louisiana Territory for 78 million francs, or less than US$0.03 per acre.
23 septemberMaratha troops were beaten by British forces at the Battle of Assaye, one of the decisive battles of the Second Anglo-Maratha War.
14 SeptemberBritish general Lord Lake captured Delhi during the Second Anglo-Maratha War.
23 SeptemberThe British East India Company defeated the Maratha army in the Battle of Assay.
30 DecemberThe East India Company of Britain controlled Delhi, Agra and Bharuch.
01 JanuaryThe first edition of Alexander Balthazar Laurent Grimod de la Reniere's Almanach des Gourmand was published in Paris, the first guide to restaurant cooking.
24 FebruaryMoberry v. Madison: The Supreme Court of the United States established the doctrine of judicial review.
01 MarchOhio was accepted as the 17th state of the United States.
30 AprilLouisiana Purchase Made by the United States from France.
18 MayGreat Britain started a war on France, after which France was not allowed to withdraw from Dutch territory, which led to the war with Napoleon.
26 JulyDue to the first public railway line in England, the Wagonway opened between Wandsworth and Croydon.
03 AugustSecond Anglo-Maratha War started against Scindia of British Gwalior.
20 SeptemberThe Irish rebel Robert Emmett was executed.
23 SeptemberBattle of Asaar India): The British led party defeated the Maratha army.
20 OctoberThe US Senate ratified the Louisiana Purchase Treaty, repeating the size of the United States.
18 NovemberBattle of Verteres: Haiti forces defeated Napoleon's army led by Jean-Jacques Desalines.
20 DecemberFrench flag The formal transfer of the Louisiana Purchase in New Orleans from France to the US for $ 27m. Happened in


Famous birthdays in the year 1803:

Date/MonthName / Profession / Country
01 January Edward Dickinson / Politician / United States of America
03 SeptemberPrudence Crandall / Educator / United States of America
05 OctoberFriedrich Bernhard Westphal / Painter / Denmark
06 January Henri Herz / Pianist / Austria
06 OctoberHeinrich Wilhelm Dove / Physicist / Germany
11 OctoberGregor von Helmersen / General / Estonia
11 DecemberHector Berlioz / Composer / France
12 MayJustus von Liebig / Academic / Germany
18 AugustNathan Clifford / Lawyer / United States of America
21 DecemberAchille Vianelli / Academic / Italy
24 March Egerton Ryerson / Educator / Canada
26 OctoberJoseph Hansom / Publisher / United Kingdom
27 AugustEdward Beecher / Politician / United States of America
27 DecemberFrançois-Marie-Thomas Chevalier de Lorimier / Activist / Canada
28 SeptemberProsper Mérimée / Historian / France
29 SeptemberJacques Charles François Sturm / Mathematician / France
29 NovemberGottfried Semper / Academic / Germany
29 SeptemberMercator Cooper / Captain / United States of America
29 JuneJohn Newton Brown / Author / United States of America
31 JulyJohn Ericsson / Engineer / United States of America
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