1800

This article is about the year 1800. For other uses, see 1800 (disambiguation).

Millennium:	2nd millennium
Centuries:	17th century 18th century 19th century
Decades:	1780s 1790s 1800s 1810s 1820s
Years:	1797 1798 1799 1800 1801 1802 1803

1800 in various calendars

Gregorian calendar	1800 MDCCC
French Republican calendar	8–9
Ab urbe condita	2553
Armenian calendar	1249 ԹՎ ՌՄԽԹ
Assyrian calendar	6550
Balinese saka calendar	1721–1722
Bengali calendar	1207
Berber calendar	2750
British Regnal year	40 Geo. 3 – 41 Geo. 3
Buddhist calendar	2344
Burmese calendar	1162
Byzantine calendar	7308–7309
Chinese calendar	己未年 (Earth Goat) 4497 or 4290     — to — 庚申年 (Metal Monkey) 4498 or 4291
Coptic calendar	1516–1517
Discordian calendar	2966
Ethiopian calendar	1792–1793
Hebrew calendar	5560–5561
Hindu calendars
- Vikram Samvat	1856–1857
- Shaka Samvat	1721–1722
- Kali Yuga	4900–4901
Holocene calendar	11800
Igbo calendar	800–801
Iranian calendar	1178–1179
Islamic calendar	1214–1215
Japanese calendar	Kansei 12 (寛政１２年)
Javanese calendar	1726–1727
Julian calendar	Gregorian minus 11 or 12 days
Korean calendar	4133
Minguo calendar	112 before ROC 民前112年
Nanakshahi calendar	332
Thai solar calendar	2342–2343
Tibetan calendar	阴土羊年 (female Earth-Goat) 1926 or 1545 or 773     — to — 阳金猴年 (male Iron-Monkey) 1927 or 1546 or 774

1800 (MDCCC) was an exceptional common year starting on Wednesday (link will display the full calendar) in the Gregorian calendar and a leap year starting on Sunday in the Julian calendar. The Gregorian calendar was 11 days ahead of the Julian calendar until Friday, February 28 [O.S. February 17, 1800] 1800, but 12 days ahead from Saturday, March 1 [O.S. February 18, 1800] 1800.

Napoleon crosses the Alps.

It was the last year of the 18th century.

Events

• World population approaches the 1 billion milestone which it will attain in 1802. The population distribution by region:
  • Africa: 107,000,000
  • Asia: 635,000,000
    • China: 300–400,000,000
  • Europe: 203,000,000
  • Latin America: 24,000,000
  • Northern America: 7,000,000
  • Oceania: 2,000,000

January–March

• January 1
  • Action of 1 January 1800, a naval battle in the Quasi-War off the coast of Haiti between four United States merchant vessels escorted by naval schooner USS Experiment and a squadron of armed barges manned by piratical Haitians known as picaroons under the command of general André Rigaud.
  • Dutch East India Company dissolves.
• February 7 – A public plebiscite in France confirms Napoleon as First Consul by a substantial majority.
• February 13 – The Banque de France is founded.
• February 28 – United Irishman Roddy McCorley is executed in Toomebridge for his part in the Irish Rebellion of 1798.
• March 14 – Cardinal Barnaba Chiaramonti succeeds Pius VI as Pius VII, the 251st pope. He is crowned on March 21 in Venice.
• March 17 – The British Royal Navy ship of the line HMS Queen Charlotte (1790) catches fire off the coast of Cabrera, Balearic Islands, with the loss of 700 lives.
• March 20 – Alessandro Volta describes his new invention, the voltaic pile, the first chemical battery, in a letter to the Royal Society of London.

April–June

• April – Voting begins in the United States presidential election, 1800; it will last until October. The result is not announced until February 1801.
• April 2
  • Première of Ludwig van Beethoven's Symphony No. 1 at the Burgtheater in Vienna.
  • The Septinsular Republic is established.
• April 24 – The U.S. Library of Congress is founded in Washington, D.C.
• May 15 – Napoleon crosses the Alps and invades Italy.
• June 2 – First smallpox vaccination is made in North America, at Trinity, Newfoundland.
• June 14 – Battle of Marengo: Napoleon defeats the Austrian troops near Marengo, Italy.

July–September

• July 2 & August 1 – Acts of Union 1800: The complementary Union with Ireland Act 1800, an Act of the Parliament of Great Britain, and Act of Union (Ireland) 1800, an Act of the Parliament of Ireland, are passed by the respective legislatures, to unite the Kingdom of Great Britain and Kingdom of Ireland into the United Kingdom of Great Britain and Ireland with effect from the start of 1801 and abolish the Parliament of Ireland. The British act is signed by King George III of the United Kingdom in August.
• July 10 – Fort William College is established by Lord Wellesley, British Governor-General of India, in Calcutta to promote Bengali, Hindi and other vernaculars of the Indian subcontinent.
• September 4 – The French garrison in Valletta surrenders to British troops who had been called at the invitation of the Maltese. The islands of Malta and Gozo become the Malta Protectorate.
• September 30 – The Convention of 1800, or Treaty of Mortefontaine, is signed between France and the United States of America, ending the Quasi-War.

October–December

• November 1
  • U.S. President John Adams becomes the first President of the United States to live in the Executive Mansion (later renamed the White House).
  • Middlebury College is granted its charter by the Vermont General Assembly.
• November 17 – The United States Congress holds its first Washington, D.C. session.

Battle of Hohenlinden.

• December 3 – Battle of Hohenlinden: the French army defeats Habsburg and Bavarian troops.
• December 24
  • An assault on Napoleon fails in Paris.
  • Pierre Coudrin and Henriette Aymer de la Chevalerie found the Congregation of the Sacred Hearts of Jesus and Mary in Paris.
• December 25 – Christmas Day first becomes a public holiday on an international scale.

Births

January–June

• January 1 – Francis Egerton, 1st Earl of Ellesmere (d. 1857)
• January 6 – Anna Maria Hall, Irish writer (d. 1881)
• January 7 – Millard Fillmore, 13th President of the United States (d. 1874)
• January 11 – Ányos Jedlik, Hungarian physicist, the inventor of the Dynamo (d. 1895)
• January 12 – George Villiers, 4th Earl of Clarendon, English diplomat and statesman (d. 1870)
• January 14 – Ludwig von Köchel, Austrian musicologist (d. 1877)
• January 17 – Caleb Cushing, American statesman and diplomat (d. 1879)
• January 24 – Edwin Chadwick, English social reformer (d. 1890)
• January 26
  • Johann Gerhard Oncken, German Baptist preacher (d. 1884)
  • Elizabeth Ann Whitney, Mormon leader (d. 1882)
• January 27 – Evelyn Denison, 1st Viscount Ossington, English statesman (d. 1875)
• February 1 – Brian Houghton Hodgson, English civil servant (d. 1894)
• February 6 – Achille Devéria, French painter and lithographer (d. 1857)
• February 9
  • Hyrum Smith, American religious leader (d. 1844)
  • Joseph von Führich, Austrian painter (d. 1876)
• February 11 – William Fox Talbot, English photographic pioneer (d. 1877)
• February 12 – John Edward Gray, British zoologist (d. 1875)
• February 23 – William Jardine, Scottish naturalist (d. 1874)
• February 26
  • Lucius Lyon, U.S. statesman (d. 1851)
  • John Baptist Purcell, U.S. (Irish-born) archbishop (d. 1883)
• March 2 – Yevgeny Baratynsky, Russian poet (d. 1844)
• March 3 – Heinrich Georg Bronn, German geologist and paleontologist (d. 1862)
• March 4 – William Price, British physician and eccentric (d. 1893)
• March 10
  • Victor Aimé Huber, German social reformer (d. 1869)
  • George Hudson, English railway financier (d. 1871)
• March 12 – Louis Prosper Gachard, Belgian man of letters (d. 1885)
• March 13 – Mustafa Reşid Pasha, Turkish statesman and diplomat (d. 1858)
• March 16 – Emperor Ninkō of Japan (d. 1846)
• March 17 – Rudolf Ewald Stier, German Protestant churchman and mystic (d. 1862)
• March 20
  • Braulio Carrillo Colina, Costa Rican head of state and politician (d. 1845)
  • Gottfried Bernhardy, German philologist and literary historian (d. 1875)
• March 25
  • Alexis Paulin Paris, French scholar and author (d. 1881)
  • Ernst Heinrich Karl von Dechen, German geologist and mineralogist (d. 1889)
• March 28 – Johann Georg Wagler, German herpetologist (d. 1832)
• April 2 – Andrzej Artur Zamoyski, Polish nobleman (d. 1874)
• April 4 – Tokugawa Nariaki, Japanese daimyo of Mito (d. 1860)
• April 15 – James Clark Ross, British naval officer and explorer (d. 1862)
• April 16
  • Jakob Heine, German orthopaedist (d. 1879)
  • George Bingham, 3rd Earl of Lucan, British soldier (d. 1888)
• April 29 – Hiram Cronk, last surviving veteran of the War of 1812 (d. 1905)
• May 1 – James Black, creator of the original Bowie knife (d. 1870)
• May 4 – John McLeod Campbell, Scottish churchman (d. 1872)
• May 5 – Louis Christophe François Hachette, French publisher (d. 1864)
• May 6 – Roman Sanguszko, Polish noble (d. 1881)
• May 8 – Armand Carrel, French writer (d. 1836)
• May 9
  • John Brown, American abolitionist (d. 1859)
  • Samuel Carter Hall, English journalist (d. 1889)
• May 30 – Karl Wilhelm Feuerbach, German geometer (d. 1827)
• June 1 – Charles Fremantle, Royal Navy officer (d. 1869)
• June 2 – Nicholas P. Trist, secretary to Andrew Jackson (d. 1874)
• June 3 – Gustaw Potworowski, Polish activist (d. 1860)
• June 17 – William Parsons, 3rd Earl of Rosse, Irish astronomer (d. 1867)
• June 23 – Karol Marcinkowski, Polish physician and social activist (d. 1846)
• June 30 – Richard Bethell, 1st Baron Westbury, Lord Chancellor of Great Britain (d. 1873)

July–December

• July 15 – Sidney Breese, U.S. senator from Illinois known as the "father of the Illinois Central Railroad" (d. 1878)
• July 19 – Juan José Flores, former President of Ecuador (d. 1864)
• July 24 – Henry Shaw, American botanist (d. 1889)
• August 12 – Jean-Jacques Ampère, French philologist, writer, and historian (d. 1864)
• August 22
  • Edward Bouverie Pusey, British churchman (d. 1882)
  • Frank Stone, English painter (d. 1859)
• September 1 – Giuseppe Gabriel Balsamo-Crivelli, Italian naturalist (d. 1874)
• September 22 – George Bentham, English botanist (d. 1884)
• October 14 – John Hogan, Irish sculptor (d. 1858)
• October 23 – Henri Milne-Edwards, French zoologist (d. 1885)
• November 21 – Barney Aaron, English bare-knuckle boxer (d. 1850)
• December 3 – France Prešeren, Slovenian romantic poet (d. 1849)
• December 25 – John Phillips, British geologist (d. 1874)
• December 26 – Paul Curtis, American shipbuilder (d. uncertain)
• date unknown
  • Elizabeth Austin, English opera singer and actress (d. 1835)
  • Abraham Rice, in Germany, first ordained rabbi to serve in the United States (d. 1862)

Deaths

January–June

• January 1 – Louis-Jean-Marie Daubenton, French naturalist (b. 1716)
• January 6
  • William Jones, English divine (b. 1726)
  • Friedrich Adolf Riedesel, German soldier (b. 1738)
• January 9 – Jean Étienne Championnet, French general (b.1762)
• January 13 – Dempsey Burges, Republican U.S. Congressman (b. 1751)
• January 20 – Thomas Mifflin, first Governor of Pennsylvania (b. 1744)
• January 22 – George Steevens, English Shakespearean commentator (b. 1736)
• January 23 – Edward Rutledge, U.S. statesman (b. 1749)
• February 2 – James C. Jarvis, United States Navy officer (b. 1787)
• February 23 – Joseph Warton, English academic and literary critic (b. 1722)
• March – Joseph de Guignes, French orientalist (b. 1721)
• March 1 – John Hazelwood, English-born officer in the U.S. Continental Navy (b. 1726)
• March 13 – Nana Fadnavis, Maratha statesman (b. 1742)
• March 14 – Daines Barrington, English naturalist (b. 1727)
• March 21 – William Blount, U.S. statesman (b. 1749)
• March 29 – Marc René, marquis de Montalembert, French military engineer and writer (b. 1714)
• April 13 – Kazimierz Poniatowski, Polish nobleman (b. 1721)
• April 25
  • Ezekiel Cornell, Continental Congressman from Rhode Island (b. 1732)
  • William Cowper, English poet (b. 1731)
• May 4 – Armand, duc d'Aiguillon (b. 1750)
• May 7 – Niccolò Piccinni, Italian composer (b. 1728)
• May 18 – Alexander Suvorov, Count of Rymnik (b. 1729)
• May 23 – Henry Cort, English ironmaster (b. 1740)
• June 14
  • Louis Charles Antoine Desaix, French military leader (killed in battle) (b. 1768)
  • Jean Baptiste Kléber, French general (assassinated) (b. 1753)
• June 20 – Abraham Gotthelf Kästner, German mathematician (b. 1719)
• June 24 – Charles Stewart, American revolutionary (b. 1729)
• June 28
  • King Jeongjo of Joseon, 22nd ruler of the Joseon dynasty of Korea (b. 1752)
  • Théophile Corret de la Tour d'Auvergne, Grenadier officer in the French army (b. 1743)
• June 30 – Thomas Townshend, 1st Viscount Sydney, British politician (b. 1732)

July–December

• July 14 – Lorenzo Mascheroni, Italian mathematician (b. 1750)
• July 18 – John Rutledge, governor of South Carolina (b. 1739)
• August 16 – Samuel Barrington, English admiral (b. 1729)
• August 24 – Rawlins Lowndes, American lawyer and jurist (b. 1721)
• August 25 – Elizabeth Montagu, English literary critic (b. 1718)
• August 31 – John Blair, American politician (b. 1732)
• September 2 – Maciej Radziwiłł, Polish nobleman (b. 1749)
• September 10 – Johann David Schoepff, German naturalist and doctor (d. 1752)
• September 26 – William Billings, American choral composer (b. 1746)
• September 27 – William Gibbons, American lawyer and revolutionary (b. 1726)
• September 29 – Michael Denis, Austrian poet (b. 1729)
• October 4 – Johann Hermann, German physician and naturalist (b. 1738)
• October 10 – Gabriel Prosser, American slave revolutionary (b. approx. 1776)
• October 16 – Benjamin Huntington, American lawyer and politician (b. 1736)
• October 28 – Artemas Ward, American Major General in the American Revolutionary War and a Congressman from Massachusetts (b. 1727)
• November 5 – Jesse Ramsden, English astronomical instrument maker (b. 1735)
• November 14 – François Claude Amour, marquis de Bouillé, French general (b. 1739)
• November 30
  • Charles Adams, second son of John Adams, the 2nd President of the United States (b. 1770)
  • Matthew Robinson, 2nd Baron Rokeby, English eccentric nobleman (b. 1712)
• December – Jean-Baptiste Audebert, French artist and naturalist (b. 1759)
• December 7 – Wilhelm von Knyphausen, Hessian Lieutenant-General (b. 1716)
• December 17 – William Peery, American farmer and lawyer (b. 1743)
• December 26 – Mary Robinson, English poet (b. 1756)
• December 27 – Hugh Blair, Scottish Presbyterian preacher and man of letters (b. 1718)

Date unknown

• Thomas Conway, Irish soldier (b. 1734)
• Aleksander August Zamoyski, Polish nobleman (b. 1729)