Calendar year
October 21:Battle of Trafalgar December 2:Battle of Austerlitz 1805 by topic Humanities By country Other topics Lists of leaders Birth and death categories Establishments and disestablishments categories Works category
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1805 .
1805 (MDCCCV ) was acommon year starting on Tuesday of theGregorian calendar and acommon year starting on Sunday of theJulian calendar , the 1805th year of theCommon Era (CE) andAnno Domini (AD) designations, the 805th year of the2nd millennium , the 5th year of the19th century , and the 6th year of the1800s decade. As of the start of 1805, the Gregorian calendar was 12 days ahead of the Julian calendar, which remained in localized use until 1923.
Calendar year
After thirteen years theFirst French Empire abolished theFrench Republican Calendar in favour of the Gregorian calendar.
October 14 –Napoleonic Wars :War of the Third Coalition –Ulm Campaign :Battle of Elchingen – An Austrian corps underJohann von Riesch is defeated byMarshal Ney , nearElchingen , Bavaria.October 16 –October 19 –War of the Third Coalition :Ulm Campaign –Battle of Ulm : Austrian GeneralMack von Leiberich is forced to surrender his entire army to Napoleon, after being surrounded.October 21 –Napoleonic Wars :War of the Third Coalition –Battle of Trafalgar : The British fleet, led by AdmiralHoratio Nelson , defeats a combined French and Spanish fleet off the coast of Spain; however, Admiral Nelson is fatally shot.October 23 October 31 – Sweden, led byKing Gustav IV Adolf , declares war on France.[ 9] November 7 – TheLewis and Clark Expedition arrives at the Pacific Ocean.November 11 –Napoleonic Wars :Battle of Dürenstein – 8,000 French troops attempt to slow the retreat of a vastly superior Russian and Austrian force.November 16 –Napoleonic Wars :Battle of Schöngrabern – Russian forces, underPyotr Bagration , delay the pursuit by French troops underJoachim Murat .November 20 –Beethoven 's only operaFidelio , in its original form (known retrospectively asLeonore ), is premiered at the Theater an der Wien in Vienna, which at this time is under French military occupation.November 26 – ThePontcysyllte Aqueduct is opened in Wales; it is 1,007 ft (307 m) long and 126 ft (38 m) tall.December 2 –Napoleonic Wars :Battle of Austerlitz – French troops underNapoleon decisively defeat a joint Russo-Austrian force.December 26 – ThePeace of Pressburg between France and Austria is signed in thePrimate's Palace , Pressburg (modern-dayBratislava ).December 31 – TheFrench Republican Calendar (which featured a 10-day week until 1802) is used for the last time, 8 days after being annulled byNapoleon , with the final official date being "9Nivôse in Year XIV of the Revolution".[ 10] Hans Christian Andersen January 8 –Orson Hyde , American religious leader (d. 1878)January 27 –Samuel Palmer , English artist (d. 1881)February 13 –Peter Gustav Lejeune Dirichlet , German mathematician (d. 1859)February 18 –Louis M. Goldsborough , United States Navy admiral (d. 1877)March 3 –Jonas Furrer , firstPresident of the Swiss Confederation (d. 1861)March 14 –Eduard Clam-Gallas , Austrian general (d. 1891)March 22 –Benito de Soto , Galician pirate (executed 1830)March 23 –Sears Cook Walker , American mathematician, astronomer (d. 1853)March 26 (alleged) –Shirali Muslimov , Azerbaijani supercentenarian (d. 1973)April 2 –Hans Christian Andersen , Danish writer (d. 1875)April 8 –Hugo von Mohl , German botanist (d. 1872)April 21 –James Martineau , English religious philosopher (d. 1900)April 22 –Benito de Soto ,Galician pirate (d. 1830)June 9 –José Trinidad Cabañas , Honduran general, president and national hero (d. 1871)June 22 –Giuseppe Mazzini Italian patriot, statesman and writer (d. 1872)Fanny Mendelssohn Joseph Smith Jeanne Deroin July 5 –Robert FitzRoy , English meteorologist, captain and politician (d. 1865)July 29 –Alexis de Tocqueville , French historian (d. 1859)July 30 –Rudolf Wagner , German anatomist, pathologist (d. 1864)August 4 –William Rowan Hamilton , Irish physicist (d. 1865)September 19 –John Stevens Cabot Abbott , American historian, pastor and pedagogical writer (d. 1877)September 27 –George Müller , Prussian evangelist, founder of theNew Orphan Houses, Ashley Down, Bristol in England (d. 1898)November 14 –Fanny Mendelssohn , German composer, pianist (d. 1847)November 28 –John Lloyd Stephens , American traveler, diplomat and Mayanist archaeologist (d. 1852)December 2 –Cicero Price , American commodore (d. 1888)December 10 –William Lloyd Garrison , American abolitionist (d. 1879)December 12 –Henry Wells , American businessman, founder ofWells Fargo (d. 1878)December 22 –John Obadiah Westwood , English entomologist (d. 1893)December 23 –Joseph Smith , American religious leader, founder of theLatter Day Saint movement (d. 1844)December 31 –Jeanne Deroin , French socialist and feminist (d. 1894)Maiden of Ludmir , Jewish religious leader (d. 1888)James Pratt , last of two men to be executed in UK for homosexuality (d. 1835)Cochise , Indigenous American (Apache) leader (d. 1874)Jesse Chisholm , Indigenous American (Cherokee) fur trader and merchant (d. 1868)Friedrich Schiller Lord Nelson January 7 –Ebenezer Sproat , American Continental Army officer, pioneer to the Ohio Country (b. 1752)January 9 –Noble Wimberly Jones , American Continental Congressman (b. 1723)January 17 –Paschen von Cossel , German lawyer (b. 1714)January 18 –John Moore (archbishop of Canterbury) (b. 1730)January 23 –Claude Chappe , French telecommunication pioneer (b. 1763)January 24 –Liu Yong , Chinese politician (b. 1719)February 2 –Thomas Banks , English sculptor and artist (b. 1735)February 11 –Queen Jeongsun , Korean regent (b. 1745)February 20 –Justus Claproth , German jurist, inventor of the de-inking process of recycled paper (b. 1728)February 25 –Thomas Pownall , English colonial statesman (b. 1722)March 4 –Jean-Baptiste Greuze , French painter (b. 1725)March 14 –Ji Yun , Chinese politician (b. 1724)May 7 –William Petty, 2nd Earl of Shelburne ,Prime Minister of Great Britain (b. 1737)[ 11] May 9 –Friedrich Schiller , German playwright (b. 1759)May 12 –Ferdinand von Hompesch zu Bolheim , 71st Grandmaster of theOrder of Malta (b. 1744)May 25 May 28 –Luigi Boccherini , Tuscan-born composer (b. 1743)June 3 –Princess Louise of Saxe-Meiningen , Landgravine of Hesse-Philippsthal-Barchfeld (b. 1752)June 18 –Arthur Murphy , Irish writer (b. 1727)June 19 –Louis-Jean-François Lagrenée , French painter (b. 1724)Eleonore Prochaska ^ Commission, Michigan Historical; Society, Michigan State Historical (1888).Michigan Historical Collections . Michigan Historical Commission. p. 218.Archived from the original on December 7, 2023. RetrievedFebruary 8, 2021 . ^ "A close-up on: Napoleon crowned king of Italy, 26 May 1805 in Milan" .napoleon.org . RetrievedJuly 12, 2025 .^ Karen Jones and John Wills,The American West: Competing Visions (Edinburgh University Press, 2009) p17 ^ Kinley Brauer and William E. Wright,Austria in the Age of the French Revolution, 1789-1815 (Berghahn Books, 1990) p11 ^ "Baird, David", inA New General Biographical Dictionary , Volume 3, ed. by Hugh James Rose (T. Fellowes, 1857) p20 ^ Tales of the Wars; Or, Naval and Military Chronicle (William Mark Clark, 1836) p329^ The Englishman's library: comprising a series of historical, biographical, and national information (Charles Knight, 1824) p165^ Grocott, Terence (2002).Shipwrecks of the Revolutionary & Napoleonic Eras . Caxton Editions.ISBN 1-84067-164-5 . ^ H. Arnold Barton,Scandinavia in the Revolutionary Era: 1760–1815 (University of Minnesota Press, 1986) p267 ^ Thomas Carlyle,The French Revolution (Courier Corporation, 2012) p210 ^ "History of William Petty, 2nd Earl of Shelburne - GOV.UK" .www.gov.uk .Archived from the original on July 8, 2014. RetrievedJuly 1, 2023 .