1820
1820 Settlers
Wright R-1820 Cyclone
List of elections in 1820
1820 United States census
1820 in the United States
1820 United Kingdom general election
1819–1820 Massachusetts legislature
1820–1821 Massachusetts legislature
1820 election
1820 State of the Union Address
1820–21 United States House of Representatives elections
1820 United States presidential election
1820–21 United States Senate elections
1820–1821 United States Senate election in Pennsylvania
1820 United States elections
1820 in France
1820 United States presidential election in Pennsylvania
1820 Spanish general election
1820 in Canada
1820 United States presidential election in Connecticut
1820 United States presidential election in Vermont
1820 United States presidential election in Massachusetts
1820 United States presidential election in Indiana
1820 Missouri gubernatorial election
1820 Portuguese legislative election
Robotron K 1820
1820 Maine gubernatorial election
List of Privy Counsellors (1820–1837)
1820 in sports
1820 United States presidential election in New Jersey
1820 United States presidential election in Louisiana
Liberal Revolution of 1820
Le Courrier français (1820–1851)
1820 United States presidential election in Missouri
Siege of Cartagena (1820–21)
1820 United States presidential election in Alabama
1820 Pennsylvania gubernatorial election
1820 United States presidential election in South Carolina
1820 United States presidential election in New York
United Nations Security Council Resolution 1820
Long's Expedition of 1820
1819–1820 United States Senate election in New York
1820 United States presidential election in New Hampshire
1820 United States presidential election in Mississippi
1820 United States presidential election in Delaware
Duke Eugen of Württemberg (1820–1875)
1820 United States presidential election in Georgia
1820 United States presidential election in Virginia
1820 United States presidential election in Tennessee
1820 United States presidential election in Illinois
Republic of Haiti (1806–1820)
1820 in the United Kingdom
1820 United States presidential election in Maine
United States v. Smith (1820)
List of MPs elected in the 1820 United Kingdom general election
1820 United States presidential election in Rhode Island
1820 New York gubernatorial election
1820 United States presidential election in Kentucky
1820 Massachusetts's 1st congressional district special election
1820 French legislative election
1820 United States presidential election in North Carolina
Thomson Mason (1759–1820)
William Mills (1750–1820)
1820 Maine's at-large congressional district special election
1820 Virginia's 20th congressional district special election
1820 Massachusetts's 8th congressional district special election
1820 Massachusetts's 13th congressional district special election
1820 United States presidential election in Maryland
Transport vessels of the 1820 Settlers
Timeline of music in the United States (1820–1849)
Southampton-class frigate (1820)
1820 United States presidential election in Ohio
1820 Virginia's 10th congressional district special election
1820–1821 United States House of Representatives elections in Massachusetts
List of Privy Counsellors (1714–1820)
Royal Council of Public Instruction (1820–1845)
1820–1821 United States House of Representatives elections in Vermont
1820 Pennsylvania's 5th congressional district special election
1820 Louisiana gubernatorial election
Republic of Haiti (1820–1849)
1820 Norwegian parliamentary election
1820 United States House of Representatives election in Louisiana
Edward Cooke (1755–1820)
Timeline of the history of the United States (1820–1859)
Jonathan Rashleigh (1820–1905)
1820 in Brazil
1820 Virginia's 1st congressional district special election
1820 Michigan Territory's at-large congressional district special election
Violin Sonata in F major (Mendelssohn, 1820)
John Dunn (1820–1860)
1820–1821 United States House of Representatives elections in Maine
Radical War
The Scottish Town in the Age of Enlightenment, 1740–1820
James White (1775–1820)
NGC 1820
1820 in philosophy
1820 in Sweden
John Lynch (1740–1820)
Massachusetts Constitutional Convention of 1820–1821
John La Touche (1775–1820)
List of shipwrecks in February 1820
William Henry Lyttelton (1820–1884)
List of shipwrecks in September 1820
1820 in Ireland
1820 in Australia
List of shipwrecks in October 1820
List of shipwrecks in 1820
1820 in birding and ornithology
Princess Maria Carolina of the Two Sicilies (born 1820)
List of fellows of the Royal Society elected in 1820
List of shipwrecks in December 1820
List of shipwrecks in June 1820
List of shipwrecks in August 1820
1820 in Chile
List of shipwrecks in November 1820
William Tollemache, Lord Huntingtower (1820–1872)
List of shipwrecks in April 1820
List of shipwrecks in January 1820
List of shipwrecks in July 1820
1820 in Scotland
Turco-Egyptian conquest of Sudan (1820–1824)
List of shipwrecks in May 1820
1820 in Denmark
Coromandel (1820 ship)
1820 in Iceland
List of shipwrecks in March 1820
1820 in Portugal
1820 in China
1820 in Germany
Henry Edwards (1820–1897)
1820 in India
1820 in Norway
1820 in art
1820 Virginia gubernatorial election
1820 in Wales
1820 in music
Josef von Smola (1764–1820)
Henry (1820 ship)
List of ship launches in 1820
Kent (1820 EIC ship)
Act to protect the commerce of the United States and punish the crime of piracy
1820 in archaeology
Clyde (1820 ship)
1820 in architecture
1820 Kentucky gubernatorial election
1820 Maryland gubernatorial election
Andreas Collstrop (1742–1820)
1820s
Indian (1820 ship)
1820 in literature
1820 Missouri lieutenant gubernatorial election
1795–1820 in Western fashion
Hive (1820)
1820 New Hampshire gubernatorial election
1820 Land Lottery
1820 Ohio gubernatorial election
1820 Massachusetts gubernatorial election
1820 in science
Totonicapán Uprising of 1820
1820 Rhode Island gubernatorial election
1820 North Carolina gubernatorial election
1820 Vermont gubernatorial election
Trienio Liberal
1820 Delaware gubernatorial special election
1820 New Jersey gubernatorial election
General Maritime Treaty of 1820
1820 in South Africa
1820 Connecticut gubernatorial election
1820 South Carolina gubernatorial election
HMS Falcon (1820)
1820 Naval Air Squadron
1820 in New Zealand
Land Act of 1820
Managers of Virtue
Missouri Compromise
1820 in rail transport
HMS Frolic (1820)
Tenure of Office Act (1820)
1820 United States House of Representatives elections in Kentucky
Francis Brown (college president)
Kingdom of Haiti
Revolutions during the 1820s
Federal League (1815–1820)
HMS Trafalgar (1820)
Tongue River Massacre (1820)
Battle of Cepeda (1820)
1820 in paleontology
Venezuela Department (1820)
HMS Southampton (1820)
USS Alligator (1820)
HMS Melampus (1820)
Solar eclipse of September 7, 1820
Manumission Intelligencier
Johann Michael Bach (musician at Wuppertal)
List of acts of the Parliament of the United Kingdom from 1820
1820 United States House of Representatives elections in Pennsylvania
John Wells (British politician, born 1761)
Chichester Fortescue (Ulster)
1820 United States House of Representatives elections in Maryland