Year '1820' ('
MDCCCXX') was a
leap year starting on Saturday (link will display the full calendar) of the
Gregorian calendar (or a
leap year starting on Thursday of the 12-day slower
Julian calendar).
Events of 1820
January - March
★
January 1 - Constitutionalist military insurrection at
Cádiz leads to summoning of
Spanish parliament (
March 7) and restoration of
1812 Constitution (
March 8) by king
Ferdinand VII. (See
Mid-nineteenth century Spain.)
★
January 28 -
Russian expedition lead by
Fabian Gottlieb von Bellingshausen and
Mikhail Petrovich Lazarev approaches the
Antarctic coast. (See
History of Antarctica.)
★
January 29 -
George IV of the United Kingdom ascends the Throne, ending the period known as the
English Regency.
★
January 30 -
Edward Bransfield lands on the
Antarctic mainland. (See
History of Antarctica.)
★
February 6
★
★
Lord Thomas Cochrane occupies
Valdivia in name of the republic of
Chile.
★
★ 86 free
African American colonists sail from
New York City to
Freetown, Sierra Leone.
★
February 20 - A revolt begins in
Santa MarÃa Chiquimula,
Totonicapán department of
Guatemala.
★
February 23 - The
Cato Street conspiracy is exposed. The principals are executed on
May 1.
★
March 3 &
6 -
Slavery in the
United States: The
Missouri Compromise becomes law.
★
March 15 -
Maine is admitted as the 23rd
U.S. state.
April - June
★ April
★
★
Hans Christian Ørsted discovers the relationship between
electricity and
magnetism.
★
★
Radical War is fought in
Scotland.
★
May 1 - Last hanging drawing and quartering in
Britain –
Cato Street conspirators for treason (only hanged and beheaded) (See
Capital punishment in the United Kingdom.).
★
May 11 - Launch of
HMS Beagle the ship that would later take young
Charles Darwin on his scientific voyage.
July - September
★ July -
Constitutionalist revolution in the
Kingdom of the Two Sicilies.
★
August 24 -
Constitutionalist insurrection at
Oporto,
Portugal; revolution in
Lisbon,
September 15 (see
Portugal's crises of the Nineteenth Century.).
October - December
★
October 9 -
Guayaquil declare independence from
Spain. (See also
History of Ecuador).
★
October 25-
November 20 -
Congress of Troppau (
Opava) between rulers of
Russia,
Austria and
Prussia.
★
December 3 -
U.S. presidential election, 1820 -
James Monroe is re-elected, virtually unopposed.
Undated
★ Spring-
Joseph Smith, Jr. at the age 14 was visited in a vision by
God and
Jesus Christ known by
Latter-day Saints as the
First Vision.
★ The 6th Edition of
Encyclopædia Britannica appears.
★ The
Argentine Confederation (
Argentina) establishes a
penal colony in
Falkland Islands.
★
Venus de Milo is found on the island of
Melos ''(Milos)''.
★
Robert Owen devises the
labour voucher.
★ The first ascent of Black Mountain in Australia
★
Mount Rainier erupts over what is today Seattle.
Births
January - June
★
January 17 -
Anne Brontë, English author (d.
1849)
★
February 8 -
William Tecumseh Sherman, American Civil War general (d.
1891)
★
February 13 -
James Geiss, English businessman (d.
1878)
★
February 15 -
Susan B. Anthony, American suffragist (d.
1906)
★
February 17 -
Henri Vieuxtemps, Belgian violinist and composer (d.
1881)
★
February 28 -
John Tenniel, English illustrator (d.
1914)
★
March 3 -
Henry D. Cogswell, American philanthropist and
temperance movement pioneer (d.
1900)
★
March 14 -
Victor Emmanuel II of Italy (d.
1878)
★
May 12 -
Florence Nightingale, English nurse (d.
1910)
★
May 27 -
Mathilde Bonaparte, Italian princess (d.
1904)
July - December
★
July 9 -
John Wright Oakes, Landscape
painter (d.
1887)
★
July 23 -
Julia Gardiner Tyler,
First Lady of the United States (d.
1889)
★
September 17 -
Émile Augier, French dramatist (d.
1889)
★
September 27 -
Wilhelm Siegmund Teuffel, German classical scholar (d.
1878)
★
September 29 -
Comte de Chambord, claimant to the French throne (d.
1883)
★
October 5 -
David Wilber, American politician (d.
1890)
★
October 6 -
Jenny Lind, Swedish soprano (d.
1887)
★
November 23 -
Isaac Todhunter, English mathematician (d.
1884)
★
November 28 -
Friedrich Engels, German social philosopher (d.
1895)
: ''See also .''
Deaths
January - June
★
January 17 -
Daniel Albert Wyttenbach, academic (b.
1746)
★
January 29 - King
George III of the United Kingdom (b.
1738)
★
February 11 -
Karl von Fischer, architect (b.
1782)
★
February 14 -
Charles Ferdinand, Duke of Berry (stabbed) (b.
1778)
★
March 22 -
Stephen Decatur, American sailor (b.
1779)
★
May 30 -
William Bradley, Britain's tallest ever man (b.
1787)
★
June 9 -
Wilhelmina of Prussia, Princess of Orange (b.
1751)
★
June 19 - Sir
Joseph Banks, British naturalist and botanist (b.
1743)
July - December
★
August 12 -
Manuel Lisa, fur trader (b.
1772)
★
September 3 -
Benjamin Latrobe, English architect (b.
1764)
★
September 26 -
Daniel Boone, American pioneer (b.
1734)
★
September 29 -
Barthelemy Lafon, architect and smuggler (b.
1769)
★
October 15 -
Karl Philipp Fürst zu Schwarzenberg, Austrian field marshal (b.
1771)
★
December 25 -
Joseph Fouché, French statesman (b.
1763)
★ ''date unknown'' -
William Drennan, Northern Irish poet (b.
1754)
: ''See also .''
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