1790

Millennium:	2nd millennium
Centuries:	17th century 18th century 19th century
Decades:	1770s 1780s 1790s 1800s 1810s
Years:	1787 1788 1789 1790 1791 1792 1793

1790 in various calendars

Gregorian calendar	1790 MDCCXC
Ab urbe condita	2543
Armenian calendar	1239 ԹՎ ՌՄԼԹ
Assyrian calendar	6540
Balinese saka calendar	1711–1712
Bengali calendar	1197
Berber calendar	2740
British Regnal year	30 Geo. 3 – 31 Geo. 3
Buddhist calendar	2334
Burmese calendar	1152
Byzantine calendar	7298–7299
Chinese calendar	己酉年 (Earth Rooster) 4487 or 4280     — to — 庚戌年 (Metal Dog) 4488 or 4281
Coptic calendar	1506–1507
Discordian calendar	2956
Ethiopian calendar	1782–1783
Hebrew calendar	5550–5551
Hindu calendars
- Vikram Samvat	1846–1847
- Shaka Samvat	1711–1712
- Kali Yuga	4890–4891
Holocene calendar	11790
Igbo calendar	790–791
Iranian calendar	1168–1169
Islamic calendar	1204–1205
Japanese calendar	Kansei 2 (寛政２年)
Javanese calendar	1716–1717
Julian calendar	Gregorian minus 11 days
Korean calendar	4123
Minguo calendar	122 before ROC 民前122年
Nanakshahi calendar	322
Thai solar calendar	2332–2333
Tibetan calendar	阴土鸡年 (female Earth-Rooster) 1916 or 1535 or 763     — to — 阳金狗年 (male Iron-Dog) 1917 or 1536 or 764

Year 1790 (MDCCXC) was a common year starting on Friday (link will display the full calendar) of the Gregorian calendar and a common year starting on Tuesday of the 11-day slower Julian calendar.

Events

January–June

• January 9 – U.S. President George Washington gives the first State of the Union Address.
• January 26 – Mozart's opera "Cosi Fan Tutte" premiered in Vienna.
• January 30 – The first boat specialized as a lifeboat is tested on the River Tyne.
• February 1 – In New York City the Supreme Court of the United States convenes for the first time.
• February 4 – Louis XVI of France declares to the National Assembly that he will maintain the constitutional laws.
• February 11 – Two Quaker delegates petition the United States Congress for the abolition of slavery.
• March 1 – The first United States census is authorized.
• March 4 – France is divided into 83 départements, which cut across the former provinces, in an attempt to dislodge regional loyalties based on noble ownership of land.
• March 21 – Thomas Jefferson reports to President George Washington in New York as the new United States Secretary of State.

May 12: Battle of Reval.

• April 10 – The United States patent system is established.
• May 13 – Battle of Reval: Gustav III of Sweden sends the battlefleet to eliminate the Russian squadron wintering at Reval (Estonia), but is defeated: 8 Russians, 51 Swedes are killed, 250 captured, and 2 ships are sunk.
• May 29 – Rhode Island ratifies the United States Constitution and becomes the last of the 13 original states to do so.
• June 9 – Royal Assent Given To The Town Of Milford Haven.
• June 20 – Compromise of 1790: Thomas Jefferson, James Madison, and Alexander Hamilton come to an agreement: Madison agrees to not be "strenuous" in opposition for the assumption of state debts by the federal government; Hamilton agrees to support the capital site being above the Potomac.
• June 23 – The alleged London Monster is arrested in London: he later receives 40 years for 10 assaults.

July–December

• July – Louis XVI of France accepts a constitutional monarchy.
• July 9 – Russo-Swedish War – Second Battle of Svensksund: In a massive Baltic Sea battle of 300 ships, the Swedish navy captures one third of the Russian fleet: 304 Swedes are killed, 3,500 Russians killed and 6,000 captured, 51 Russian ships are sunk and 22 are taken.
• July 12 – French Revolution: The Civil Constitution of the Clergy is passed. This completes the destruction of the monastic orders, legislating out of existence all regular and secular chapters for either sex, abbacies and priorships.
• July 14 – French Revolution: Citizens of Paris celebrate the constitutional monarchy and national reconciliation in the Fête de la Fédération.
• July 16 – The signing of the Residence Bill establishes a site along the Potomac River as the District of Columbia, the capital district of the United States
• July 27 – The Convention of Reichenbach is signed between Prussia and Austria.
• July 31 – Inventor Samuel Hopkins becomes the first to be issued a U.S. patent (for an improved method of making potash).
• August 4 – A newly passed U.S. tariff act creates the system of cutters for revenue enforcement (later named the United States Revenue Cutter Service), the forerunner of the Coast Guard.
• August 14 – The Treaty of Värälä ends the Russo-Swedish War.
• September 30 – Leopold II, Holy Roman Emperor starts to rule.
• December 10 – The Hawkesbury and Nepean Wars begins in New South Wales, Australia as a result of deterioration in relations and increasing colonization.
• December 11 – Russo-Turkish War, 1787-1792: 26,000 Turkish soldiers lose their lives during Suvorov's storm of Izmail.

Date unknown

• Prime Minister of Great Britain William Pitt refuses to recognize Belgian independence.
• The first United States federal budget bill is introduced by Alexander Hamilton.
• The 1790 United States Census is taken.

Births

• March 3 – John Austin, English jurist (d. 1859)
• March 29 – John Tyler, 10th President of the United States (d. 1862)
• May 20 – Micajah Thomas Hawkins, American politician (d. 1858)
• May 23 – Jules Dumont d'Urville, French explorer (d. 1842)
• June 1 – Ferdinand Raimund, Austrian playwright (d. 1836)
• September 6 – John Green Crosse, English surgeon (d. 1850)
• November 17 – August Ferdinand Möbius, German mathematician and astronomer (d. 1868)
• November 21 – Edmund Lyons, 1st Baron Lyons, British admiral (d. 1858)
• December 8 – Augustus Meineke, German Classical scholar (d. 1870)
• December 16 – Léopold I of Belgium (d. 1865)
• December 19 – William Edward Parry, English Arctic explorer (d. 1855)
• December 23 – Jean-François Champollion, French Egyptologist (d. 1832)
• probable – Lone Horn, Minneconjou chief (d. 1875)
• December 25 Malcolm was born

Deaths

• January 13 – Luc Urbain de Bouexic, comte de Guichen, French admiral (b. 1712)
• January 15 – John Landen, English mathematician (b. 1719)
• January 25 – Meriwether Smith, American Continental Congressman for Virginia (b. 1730)
• January 31 – Thomas Lewis, Irish-born Virginia settler (b. 1718)
• February 5 – William Cullen, Scottish physician and chemist (b. 1710)
• February 20 – Joseph II, Holy Roman Emperor (b. 1741)
• March 4 – Henry Wisner, American Continental Congressman for New York (b. 1720)
• March 12
  • Andreas Hadik, Austro-Hungarian general (b. 1710)
  • William Grayson, American Continental Congressman and United States Senator for Virginia (b. 1740)
• April 17 – Benjamin Franklin, American scientist and statesman (b. 1706)
• May 4 – Matthew Tilghman, American Continental Congressman for Maryland (b. 1718)
• May 9 – William Clingan, American Continental Congressman for Pennsylvania (c. 1721)
• May 16 – Philip Yorke, 2nd Earl of Hardwicke, English politician (b. 1720)
• May 20 – Nathan Miller, American Continental Congressman for Rhode Island (b. 1743)
• May 21 – Thomas Warton, English poet (b. 1728)
• May 26 – Nathaniel Folsom, American Continental Congressman for New Hampshire and Revolutionary War major general (b. 1726)
• May 29 – Israel Putnam, American Revolutionary War general (b. 1718)
• June 1 – Theodorick Bland, American Continental Congressman and U.S. Representative for Virginia (b. 1741)
• July 3 – Jean-Baptiste L. Romé de l'Isle, French chemist (b. 1736)
• July 7 – François Hemsterhuis, Dutch philosopher (b. 1721)
• July 14 – Ernst Gideon Freiherr von Laudon, Austrian field marshal (b. 1717)
• July 17 – Adam Smith, Scottish economist and philosopher (b. 1723)
• July 25
  • Johann Bernhard Basedow, German educational reformer (b. 1723)
  • William Livingston, Governor of New Jersey (1776-1790) (b. 1723)
• August 16 – David Brearley, American Revolutionary War coloner, signer of the U.S. Constitution for New Jersey, and federal judge (b. 1745)
• September 2 – Johann Nikolaus von Hontheim, German historian and theologian (b. 1701)
• October 14 – William Hooper, American signer of the Declaration of Independence and Continental Congressman for North Carolina (b. 1742)
• October 19 – Lyman Hall, American signer of the Declaration of Independence and Governor of Georgia (1783-1784)(b. 1724)
• November 6 – James Bowdoin, American Governor of Massachusetts (b. 1726)
• November 16 – Daniel of St. Thomas Jenifer, American Continental Congressman and Signer of the U.S. Constitution for Maryland (b. 1723)
• November 27 – Robert Livingston, American member of the New York colonial assembly (1737-1758) (b. 1708)
• December 16 – Benjamin Andrew, American Continental Congressman for Georgia and member of the Georgia House of Representatives (b. 1713)
• date unknown – John Hulse, English clergyman (b. 1708)