1820

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).

Contents

Events of 1820

January - March

April - June

July - September

October - December

Undated

Births

January - June

July - December

Deaths

January - June

July - December

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 María 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 .''