1820: Difference between revisions

Centuries:	18th century · 19th century · 20th century
Decades:	1790s 1800s 1810s 1820s 1830s 1840s 1850s
Years:	1817 1818 1819 1820 1821 1822 1823

1820 in various calendars

Gregorian calendar	1820 MDCCCXX
Ab urbe condita	2573
Armenian calendar	1269 ԹՎ ՌՄԿԹ
Assyrian calendar	6570
Balinese saka calendar	1741–1742
Bengali calendar	1226–1227
Berber calendar	2770
British Regnal year	60 Geo. 3 – 1 Geo. 4
Buddhist calendar	2364
Burmese calendar	1182
Byzantine calendar	7328–7329
Chinese calendar	己卯年 (Earth Rabbit) 4517 or 4310     — to — 庚辰年 (Metal Dragon) 4518 or 4311
Coptic calendar	1536–1537
Discordian calendar	2986
Ethiopian calendar	1812–1813
Hebrew calendar	5580–5581
Hindu calendars
- Vikram Samvat	1876–1877
- Shaka Samvat	1741–1742
- Kali Yuga	4920–4921
Holocene calendar	11820
Igbo calendar	820–821
Iranian calendar	1198–1199
Islamic calendar	1235–1236
Japanese calendar	Bunsei 3 (文政３年)
Javanese calendar	1747–1748
Julian calendar	Gregorian minus 12 days
Korean calendar	4153
Minguo calendar	92 before ROC 民前92年
Nanakshahi calendar	352
Thai solar calendar	2362–2363
Tibetan calendar	阴土兔年 (female Earth-Rabbit) 1946 or 1565 or 793     — to — 阳金龙年 (male Iron-Dragon) 1947 or 1566 or 794

1820 in various calendars

Gregorian calendar	1820 MDCCCXX
Ab urbe condita	2573
Armenian calendar	1269 ԹՎ ՌՄԿԹ
Assyrian calendar	6570
Balinese saka calendar	1741–1742
Bengali calendar	1226–1227
Berber calendar	2770
British Regnal year	60 Geo. 3 – 1 Geo. 4
Buddhist calendar	2364
Burmese calendar	1182
Byzantine calendar	7328–7329
Chinese calendar	己卯年 (Earth Rabbit) 4517 or 4310     — to — 庚辰年 (Metal Dragon) 4518 or 4311
Coptic calendar	1536–1537
Discordian calendar	2986
Ethiopian calendar	1812–1813
Hebrew calendar	5580–5581
Hindu calendars
- Vikram Samvat	1876–1877
- Shaka Samvat	1741–1742
- Kali Yuga	4920–4921
Holocene calendar	11820
Igbo calendar	820–821
Iranian calendar	1198–1199
Islamic calendar	1235–1236
Japanese calendar	Bunsei 3 (文政３年)
Javanese calendar	1747–1748
Julian calendar	Gregorian minus 12 days
Korean calendar	4153
Minguo calendar	92 before ROC 民前92年
Nanakshahi calendar	352
Thai solar calendar	2362–2363
Tibetan calendar	阴土兔年 (female Earth-Rabbit) 1946 or 1565 or 793     — to — 阳金龙年 (male Iron-Dragon) 1947 or 1566 or 794

1820 was a leap year starting on Saturday (see link for calendar).

Events

January

• 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

• February 6 - Lord Thomas Cochrane occupy Valdivia in name of the republic of Chile.
• February 6 - 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

• 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

• 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 (Tradition holds that this occurred on April 6)
• April - Hans Christian Ørsted discovers the relationship between electricity and magnetism.
• April - Radical War in Scotland

May

• 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 took young Charles Darwin on his scientific voyage.

June-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

• 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

November December

• December 3 - U.S. presidential election, 1820 - James Monroe is re-elected, virtually unopposed.

Unknown date

• The 6th Edition of Encyclopædia Britannica begins appearing.
• The Argentine Confederation (Argentina) establishes a penal colony in Falkland Islands.
• Venus de Milo found on the island of Melos.

Births

• 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 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 6 - Jenny Lind, Swedish soprano (d. 1887)
• November 23 - Isaac Todhunter, English mathematician (d. 1884)
• November 28 - Friedrich Engels, German social philosopher (d. 1895)
• Harriet Tubman, American abolitionist activist (d. 1913)

Deaths

• January 29 - King George III of the United Kingdom (b. 1738)
• 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 19 - Sir Joseph Banks, British naturalist and botanist (b. 1743)
• September 3 - Benjamin Latrobe, English architect (b. 1764)
• October 15 - Karl Philipp Fürst zu Schwarzenberg, Austrian field marshal (b. 1771)
• December 25 - Joseph Fouché, French statesman (b. 1763)
• William Drennan, Northern Irish poet (b. 1754)