Year 1802 (MDCCCII) was a common year starting on Friday of the Gregorian calendar or a common year starting on Wednesday of the Julian calendar.

Events of 1802

January - March

• March 16 - West Point is established.
• March 25/27 - Treaty of Amiens between France and United Kingdom ends the War of the Second Coalition.
• March 28 - H. W. Olbers discovers the asteroid Pallas.

April - June

• April 26 - A general amnesty signed by Napoleon Bonaparte allowed all but about one thousand of the most notorious émigrés of the French Revolution to return to France, as part of a reconciliary gesture to make peace with the various factions of the Ancien Regime that would ultimately consolidate his own rule.
• May 19 - Napoleon Bonaparte establishes the French légion d'honneur (Legion of Honour).
• May 20 - Napoleon Bonaparte reinstates slavery in the French colonies, which had been abolished during the French Revolution.
• June 8 - Haitian revolutionary Toussaint Louverture is seized by French troops and sent to Fort de Joux for prison.

July - September

• July - Eleuthère Irénée du Pont founds E.I. du Pont de Nemours and Company, the modern DuPont Company.
• July 4 - At West Point, New York the United States Military Academy opens.
• August 2 - In a plebiscite, Napoleon Bonaparte is confirmed as the First Consul.
• 5 July to 28 August - A general election in the United Kingdom brings victory for the Tories led by Henry Addington.
• September 3 - William Wordsworth publishes the poem "Westminster Bridge".
• September 11 - The Italian region of Piedmont becomes a part of the French First Republic.

October - December

• October 2 - War ends between Sweden and Tripoli. The United States also negotiates peace, but war continues over the size of compensation.
• October - French army enters Switzerland.

Undated

• Marie Tussaud opens her famous wax museum in London, having been commissioned during the Reign of Terror to make death masks of the victims.
• Treviranus uses the term biology for the first time.
• Thomas Wedgwood produces the world's first photograph, but has no means of fixing the image, which quickly fades.
• William Symington builds the first successful steamship, the Charlotte Dundas.
• Ludwig van Beethoven performs his Moonlight Sonata for the first time.
• World population reached 1 billion people.

Ongoing events

• French Revolutionary Wars (1792-1802).
• Napoleonic Wars (1799-1815).

Births

January - June

• January 3 - Charles Pelham Villiers, British politician (d. 1898)
• February 11 - Lydia Child, American abolitionist author (d. 1880)
• February 19 - Wilhelm Matthias Naeff, Swiss Federal Councillor (d. 1881)
• February 26 - Victor Hugo, French author (d. 1885)
• March 7 - Edwin Henry Landseer, British painter (d. 1873)
• April 4 - Dorothea Dix, American activist (d. 1887)
• June 23 - Pavel Nakhimov, Russian admiral (d. 1855)

July - December

• July 24 - Alexandre Dumas, père, French author (d. 1870)
• July 26 - Mariano Arista, President of Mexico (d. 1855)
• August 5 - Niels Henrik Abel, Norwegian mathematician (d. 1829)
• September 19 - Lajos Kossuth, Hungarian politician (d. 1894)
• October 31 - Benoît Fourneyron, French engineer (d. 1867)
• November 9 - Elijah P. Lovejoy, American abolitionist (d. 1837)
• November 19 - Solomon Foot, American politician (d. 1866)
• December 15 - Janos Bolyai, Hungarian mathematician (d. 1860)
• December 23 - Sara Coleridge, British scholar (d. 1852)

See also Category: 1802 births.

Deaths

January - June

• February 2 - Welbore Ellis, 1st Baron Mendip, British statesman (b. 1713)
• February 3 - Pedro Rodríguez, Conde de Campomanes, Spanish statesman and writer (b. 1723)
• February 26 - Esek Hopkins, American Revolutionary War admiral (b. 1718)
• April 18 - Erasmus Darwin, English physician and botanist (b. 1731)
• June 4 - Charles Emmanuel IV of Savoy, King of Sardinia (b. 1751)

July - December

• August 10 - Franz Aepinus, German philosopher (b. 1724)
• September 26 - Jurij Vega, Slovenian mathematician, physicist, and soldier (b. 1754)
• November 9 - Thomas Girtin, English artist (b. 1775)
• November 15 - George Romney, English artist (b. 1734)
• November 16 - André Michaux, French botanist (b. 1746)
• July 22 - Marie François Xavier Bichat, French anatomist and physiologist (b. 1771)

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1802

See also Category: 1802 deaths.