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