1803
Irish rebellion of 1803
1803 in the United States
Harpers Ferry Model 1803
1803 State of the Union Address
1803 in Canada
1803–1804 Massachusetts legislature
1802–1803 Massachusetts legislature
1803 United States gubernatorial elections
Patrick Heron (1736–1803)
1803 in sports
1803 in France
Levy en Masse Act 1803
1803 Tennessee gubernatorial election
British anti-invasion preparations of 1803–05
USS Syren (1803)
Charles Heywood (1803–1853)
1803 in the United Kingdom
1803 Gatton by-election
Nancy (1803 ship)
John Sanford (1803–1857)
Additional Forces Acts 1803
Ottoman invasion of Mani (1803)
Shō Sei (r. 1803)
United Nations Security Council Resolution 1803
Félix Baciocchi (1803–1866)
Frederik Christian Kaas (1725–1803)
List of acts of the Parliament of the United Kingdom from 1803
Battle of Delhi (1803)
Joseph Richardson (1755–1803)
George Stevens (1803–1894)
Recollections of a Tour Made in Scotland, A. D. 1803
French frigate Hortense (1803)
John Simpson (died 1803)
French ship Impétueux (1803)
Cornwallis (1803 ship)
Windows 10, version 1803
1802–03 United States Senate elections
1803 United States House of Representatives elections in Virginia
1803 United States Senate election in New York
1803 United States House of Representatives election in Ohio
1802–1803 United States House of Representatives elections in Vermont
Thomas Edlyne Tomlins (1803–1875)
Edward Foley (1747–1803)
1802–1803 United States House of Representatives elections in Massachusetts
List of shipwrecks in 1803
Thomas Conolly (1738–1803)
Caribbean campaign of 1803–1810
1803 New York's 6th congressional district special election
1803 Georgia's at-large congressional district special election
Henry Lowry-Corry (1803–1873)
1803 in Ireland
Adolphe (1803 privateer lugger)
NGC 1803
List of elections in 1803
History of St. Louis (1763–1803)
1803 in Spain
1803 in Chile
The 1803 House
Alexander (1803 ship Bombay)
Sarah (1803 ship)
1803 in Australia
1803 in Iceland
Reallocation of votes in the Imperial Diet (1803)
1803 in Norway
1803 in Scotland
1803 United States House of Representatives election in Tennessee
1803 in Denmark
United Nations General Assembly Resolution 1803 (XVII)
1803 in Russia
1803 in art
1803 in archaeology
1803 New York's 7th congressional district special election
1803 United States House of Representatives elections in Kentucky
1803 in Sweden
1803 in Wales
1803 Virginia gubernatorial election
1803 in India
1803 United States House of Representatives elections in South Carolina
1803 in music
1803 Maryland gubernatorial election
Bedford (1803 ship)
1803 in Germany
1803 Ohio gubernatorial election
1803 in literature
1803 Georgia gubernatorial election
S5 1803+784
1803 United States House of Representatives election in New Jersey
List of ship launches in 1803
1803 in science
USS Argus (1803)
Tigris (1802 ship)
1803 Zwicky
USS Vixen (1803)
Enterprize (1803 ship)
1803 United States House of Representatives elections in Maryland
Malouin (1803 ship)
1803 New Jersey gubernatorial election
Fame (1803 ship)
1803 United States House of Representatives elections in North Carolina
1803 Connecticut gubernatorial election
British Tar (1803 ship)
List of British residents or political agents in Delhi, 1803–57
Charlton (1803 ship)
William Henry Ord (1803–1838)
Charles Seely (politician, born 1803)
1803 in South Africa
HMS Avenger (1803)
1803 Garhwal earthquake
1803 in rail transport
1803 in architecture
1803 North Carolina gubernatorial election
1803 New Hampshire gubernatorial election
HMS Colossus (1803)
Rambler (1803 ship)
Anna Nielsen (1803–1856)
Paragon (1803 ship)
1802–03 United States House of Representatives elections
1803 United States Senate election in Massachusetts
Sydney Cove (1803 ship)
Francis D'Oyly (British Army general)
1803 Massachusetts gubernatorial election
HMS Prospero (1803)
1803 Rhode Island gubernatorial election
Frances (1803 ship)
HMS Dart (1803)
Princess Amelia (1803 ship)
HMS Repulse (1803)
Treaty of Fort Wayne (1803)
HMS Redbridge (1803)
HMS Hawk (1803)
Euphrates (1803 EIC ship)
Invasion of Hanover (1803)
Hearts of Oak (1803 play)
Iris (1803 ship)
Leeds Volunteer Corps
1803 in New Zealand
Thomas Allen (topographer)
Hart (1803 ship)
HMS Bonetta (1803)
Alfred Hage
Hebe (1803 ship)
HMS Hero (1803)
Huddart (1803 EIC ship)
Lord Forbes (1803 ship)
Badger (1803 ship)
Cumbrian (1803 ship)
1803 in paleontology
Betsey (1803 ship)
1803 Vermont gubernatorial election
1803 English cricket season
HMS Orestes (1803)
Defence of the Realm Act 1803
HMS Cerf (1803)
Souliote War (1803)
Passenger Vessels Act 1803
HMS Thunder (1803)
Charlotte (1803 ship)
Essex (1803 EIC ship)
Exchange Buildings (1803–08; demolished 1864)
96th Regiment of Foot (1803)
Solar eclipse of August 17, 1803
Solar eclipse of February 21, 1803
Action of 28 June 1803
Earl St Vincent (1803 ship)
HMS Merlin (1803)
French ship Vengeur (1803)
Patent (1803 ship)
Stewart baronets of Athenree (1803)
Prince of Wales (1803 EIC ship)
HMS Cumberland (1803)
HMS Morne Fortunee (1803)
George Hibbert (1803 ship)
William Todd (businessman)
1803 in poetry
Marcus Beresford (British Army officer, born 1764)
HMS Flying Fish (1803)
HMS Hermes (1803)
Union (1803 EIC ship)
Trial (1803 ship)
Active (1804 ship)
HMS Aetna (1803)
Pretty Lass (1803 ship)
HMS Prevost (1803)
HMS Scorpion (1803)
Ceylon (1803 ship)
HMS Shannon (1803)
Malicious Shooting or Stabbing Act 1803
George Chambers (painter)
British campaign in the Caribbean (1803)
Francis Page (died 1803)
HMS Vulture (1803)
Maria Teresa of Savoy
Henry Willis Baxley
HMS Saint Lucia (1803)
HMS Eclipse (1804)
César (1802 ship)
Barlow baronets of Fort William (1803)
HMS Scourge (1803)
Winchelsea (1803 EIC ship)