Editing 1842

{{more citations needed|date=October 2011}}
{{Use mdy dates|date=March 2011}}
{{Year dab|1842}}
{{Year nav|1842}}
[[File:98th Foot at Chinkiang.jpg|thumb|250px|[[July 21]]: The [[Battle of Chinkiang]] is fought between British and Chinese troops.]]
[[File:The Signing of the Treaty of Nanking.jpg|thumb|250px|[[August 29]]: [[The Treaty of Nanking]] is signed, ending the Opium War between Britain and China.]]
{{C19 year in topic}}
{{Year article header|1842}}

== Events ==

=== January–March ===
* [[January 6]]–[[January 13|13]] – [[First Anglo-Afghan War]] – [[Massacre of Elphinstone's army]] (Battle of Gandamak): British [[East India Company]] troops are destroyed by Afghan forces on the road from [[Kabul]] to [[Jalalabad]], [[Afghanistan]], by [[Wazir Akbar Khan|Akbar Khan]], son of [[Dost Mohammad Khan (Emir of Afghanistan)|Dost Mohammad Khan]].
* [[January 8]] – [[Delft University of Technology]] is established by [[William II of the Netherlands]], as a 'Royal Academy for the education of civilian engineers'.<ref>{{cite web|url=http://www.tudelft.nl/live/pagina.jsp?id=300c4edd-74f6-4f4d-a5cd-42a70682cb98&lang=en |title=History of the university |publisher=TU Delft |access-date=2012-07-10 |url-status=dead |archive-url=https://web.archive.org/web/20080228094426/http://www.tudelft.nl/live/pagina.jsp?id=300c4edd-74f6-4f4d-a5cd-42a70682cb98&lang=en |archive-date=February 28, 2008 }}</ref>
* [[January 23]] – Antarctic explorer [[James Clark Ross]], charting the eastern side of [[James Ross Island]], reaches a [[Farthest South]] of 78°09'30"S.<ref>{{cite book|last=Coleman|first=E. C.|title=The Royal Navy in Polar Exploration, from Frobisher to Ross|publisher=Tempus Publishing|location=Stroud|year=2006|isbn=978-0-7524-3660-9|page=335}}</ref>
* [[January]]
** [[Michael Alexander (bishop)|Michael Alexander]] takes office, as the first appointee to the [[Anglican-German Bishopric in Jerusalem]].
** [[United States|American]] medical student William E. Clarke of [[Berkshire Medical College]] becomes the first person to administer an inhaled [[anesthetic]], to facilitate a surgical procedure. After Clarke uses a towel and ether to anesthetize a patient identifed as "Miss Hobbie", Dr. Elijah Pope [[dental extraction|pulls her tooth]].<ref>{{cite book|title=Artificial anaesthesia and anaesthetics|chapter=History of anaesthesia|author=Lyman, H. M.|year=1881|publisher=William Wood and Company|location=New York|page=6|chapter-url=https://books.google.com/books?id=xNEIAQAAIAAJ&pg=PA68}}</ref>
* [[February 1]] – The modern-day [[Willamette University]], the oldest institution of higher learning in the western United States, is established in [[Salem, Oregon]] as "The Oregon Institute". The first students begin classes begin on August 13, 1844.<ref>{{Cite web|url=http://willamette.edu/about/history/highlights_1834-1899.html|title=About: History of Willamette: 1834 – 1899 {{!}} Willamette University|website=willamette.edu|language=en|access-date=2017-07-07}}</ref>
* [[February 7]] – [[Battle of Debre Tabor]]: Ras [[Ali II of Yejju|Ali Alula]], Regent of the [[Emperor of Ethiopia]], defeats warlord Wube Haile Maryam of [[Semien Province|Semien]].
* [[March]] – ''[[Commonwealth v. Hunt]]'': The Massachusetts Supreme Court rules that labor strikes and the formation of labor unions are both legal in the United States.
* [[March 2]] – [[Gaylad (horse)|Gaylad]], ridden by [[Tom Olliver]], wins the [[Grand National]] at [[Aintree Racecourse]] in England.
* [[March 5]] – Mexican troops led by [[Ráfael Vásquez (general)|Ráfael Vásquez]] invade [[Texas]], briefly occupy [[San Antonio]], and then head back to the [[Rio Grande]]. This is the first such invasion since the [[Texas Revolution]].
* [[March 9]] – [[Giuseppe Verdi]]'s third opera ''[[Nabucco]]'' premieres at [[La Scala]] in [[Milan]]; its success establishes Verdi as one of Italy's foremost operatic composers.
* [[March 17]] – The [[Relief Society|Female Relief Society of Nauvoo]], forerunner to the philanthropic and educational women's organization of [[the Church of Jesus Christ of Latter-day Saints]] (LDS Church) is formally organized.<ref>{{Cite book |last1=Newell |first1=Linda King |title=Mormon Enigma: Emma Hale Smith |title-link=Mormon Enigma |last2=Avery |first2=Valeen Tippetts |publisher=Doubleday |year=1994 |isbn=0-252-06291-4 |edition=2nd |location=New York |pages=106–108 |chapter=In Search of Iniquity |ol=1422345M |chapter-url=https://archive.org/details/mormonenigmaemma00newe_0/page/106 |via=[[Internet Archive]]}}</ref>
* [[March 28]] – The [[Vienna Philharmonic|Vienna Philharmonic Orchestra]], founded by [[Otto Nicolai]], performs its first concert.<ref>{{cite web|title=The History of the Vienna Philharmonic|url=http://www.wienerphilharmoniker.at/orchestra/history|publisher=[[Vienna Philharmonic]]|access-date=March 2, 2017|archive-date=January 19, 2017|archive-url=https://web.archive.org/web/20170119160741/http://www.wienerphilharmoniker.at/orchestra/history|url-status=live}}</ref>
* [[March 30]] – American physician and pharmacist [[Crawford Long]] administers an inhaled anesthetic ([[diethyl ether]]) to facilitate a surgical procedure, performing the removal of a neck tumor.<ref>{{cite journal|last=Long|first=C. W.|title=An account of the first use of Sulphuric Ether by Inhalation as an Anæsthetic in Surgical Operations|journal=Southern Medical and Surgical Journal|volume=5|pages=705–13|year=1849|url=http://journals.lww.com/surveyanesthesiology/Citation/1991/12000/An_Account_of_the_First_Use_of_Sulphuric_Ether_by.49.aspx|access-date=2012-06-12|archive-date=April 1, 2019|archive-url=https://web.archive.org/web/20190401082152/https://journals.lww.com/surveyanesthesiology/Citation/1991/12000/An_Account_of_the_First_Use_of_Sulphuric_Ether_by.49.aspx|url-status=live}}</ref><ref>{{cite magazine|url=https://www.wired.com/science/discoveries/news/2007/03/dayintech_0330|title=March 30, 1842: It's Lights Out, Thanks to Ether|magazine=Wired|last=Long|first=Tony|date=2007-03-30|access-date=2007-12-29<!--DASHBot-->|archive-date=October 24, 2012|archive-url=https://web.archive.org/web/20121024113200/http://www.wired.com/science/discoveries/news/2007/03/dayintech_0330|url-status=live}}</ref>
* [[March 31]] – The [[Middleton Junction and Oldham Branch Railway]] line is opened up to [[Werneth, Greater Manchester|Werneth]] in North West England.

=== April–June ===
* April–September – [[1842 general strike]] spreads across England's industrial districts, driven by [[Chartism]]. Includes the [[Preston Strike of 1842|Preston Strike]] and [[1842 Pottery Riots|Pottery Riots]]. Protestors are killed by the military in several places.<ref>{{cite book|title=The General Strike of 1842|last=Jenkins|first=Mick|year=1980|publisher=Lawrence & Wishart|location=London|isbn=978-0853154884}}</ref>
* [[April 13]] – [[First Anglo-Afghan War]]: [[Battle of Jellalabad]] – British troops are victorious.
* [[May 5]]–[[May 8|8]] – The [[Great fire of Hamburg]] in Germany destroys around one-third of the city centre and kills 51.<ref>{{cite book|first1=Harry|last1=Braun|first2=Manfred|last2=Gihl|title=Der große Hamburger Brand von 1842|location=Erfurt|publisher=Sutton|year=2012|isbn=9783866809963}}</ref>
* [[May 8]] – [[Versailles rail accident]]: A train traveling between [[Versailles-Château (Paris RER)|Versailles]] and Paris, France derails, due to a broken locomotive axle, and catches fire, killing at least 55 passengers in the locked carriages.<ref>{{cite book |author=Charles Francis Adams |author-link=Charles Francis Adams, Jr. |title=Notes on Railroad Accidents |url=https://archive.org/details/notesonrailroada00adamuoft |year=1879 |publisher=G. P. Putnam's Sons }} Available online at ''catskillarchive.com'' [http://catskillarchive.com/rrextra/wkbkch06.Html The Versailles Accident]. Accessed 26 October 2012.</ref>
* [[May 11]] – The [[Income Tax Act 1842|Income Tax Act]] establishes the first peacetime [[income tax]] in the United Kingdom; 7 [[Penny (British pre-decimal coin)|pence]] in the [[pound sterling|pound]], for incomes over 150 pounds.<ref name=CBH>{{cite book|last=Palmer|first=Alan|last2=Palmer |first2=Veronica|year=1992|title=The Chronology of British History|publisher=Century Ltd|location=London|pages=264–266|isbn=978-0-7126-5616-0}}</ref>
* [[May 19]] – [[Dorr Rebellion]]: Militiamen supporting [[Thomas Wilson Dorr]] attack the arsenal in [[Providence, Rhode Island]], but are repulsed.
* [[June 4]] – In South Africa, hunter [[Dick King]] rides into a British military base in [[Grahamstown]], to warn that the [[Boer]]s have besieged [[Durban]] (he had left 11 days earlier). The British army dispatches a relief force.
* [[June 13]] – [[Queen Victoria]] becomes the first reigning British monarch to travel by train, on the [[Great Western Railway]] between [[Slough]] and [[London Paddington station]].<ref>{{cite book|last=Green|first=Oliver|author-link=Lawrence Leonard|title=Discovering London Railway Stations|publisher=Shire Publications|year=2011|isbn=978-0-7478-0806-0}}</ref>
* [[June 18]] – [[Education in Sweden]]: A primary school system is established in [[Sweden]].<ref>{{cite web|url=http://www.skolmuseet.se/skolans_historia.htm|title=Några årtal i skolans historia|publisher=Göteborg town museum|author=Hans Högman|language=sv|access-date=2 July 2016|archive-date=September 27, 2016|archive-url=https://web.archive.org/web/20160927125754/http://www.skolmuseet.se/skolans_historia.htm|url-status=live}}</ref>
* [[June]] – [[James Nasmyth]] [[patent]]s the [[steam hammer]] in the United Kingdom.<ref>{{cite book|last=Smiles|first=Samuel|author-link=Samuel Smiles|title=James Nasmyth Engineer: an Autobiography|publisher=John Murray|year=1912|url=https://archive.org/details/jamesnasmythengi00nasmiala|access-date=2009-11-14}}</ref>

=== July–September ===
* [[July 8]] – The total [[solar eclipse of July 8, 1842]] is visible from Asia.
* [[July 13]] – The [[Tri-Kap]] fraternity is founded at Dartmouth College (the oldest local fraternity in the United States).
* [[August 4]] – The [[Armed Occupation Act]] is signed, providing for the armed occupation and settlement of the unsettled part of the Peninsula of [[East Florida]].
* [[August 9]] – The [[Webster–Ashburton Treaty]] is signed between the United States and United Kingdom, establishing the United States–Canada border east of the [[Rocky Mountains]].
* [[August 10]] – The [[Mines and Collieries Act 1842]] in the United Kingdom makes it illegal for women and girls of any age, and boys under ten years, to work underground.
* [[August 14]] – [[American Indian Wars]]: United States general [[William J. Worth]] declares the [[Second Seminole War]] to be over.
* [[August 29]] – The [[Treaty of Nanking]], an [[unequal treaty]] between the United Kingdom and [[Qing dynasty]] China, ends the [[First Opium War]], and establishes [[Hong Kong]] as a British colony (later a British dependent territory until [[1997]]).
* [[September]] – [[Ohio Wesleyan University|Wesleyan University]] is established in [[Ohio]].
* [[September 16]]–[[September 17|17]] – The [[Treaty of Chushul]] ends the [[Dogra–Tibetan war]] (Sino-Sikh War).

=== October–December ===
* [[October 5]] – [[Josef Groll]] brews the first [[pilsner]] [[light lager]] beer in the city of [[Plzeň|Pilsen]], [[Bohemia]] (the modern-day Czech Republic).
* [[October 29]] – The [[Iberian Peninsula]] is struck by a [[1842 Spain hurricane|category 2 hurricane]].
* [[November 10]] & [[November 19|19]] – London [[Debtors' prison#England and Wales|debtor's prison]]s the [[Fleet Prison]] and [[Marshalsea]] are closed and inmates transferred to [[Queen's Bench Prison]].<ref>{{cite book|first=Mitchel P.|last=Roth|title=Prisons and Prison Systems: A Global Encyclopedia|year=2006|publisher=Greenwood Publishing Group|isbn=978-0-313-32856-5}}</ref> [[Pentonville (HM Prison)|Pentonville Prison]] for criminals is completed in north [[London]] this year.
* [[November 26]] – The [[University of Notre Dame]] in [[Notre Dame, Indiana]] (United States) is established by Father [[Edward Sorin]], of the [[Roman Catholic]] [[Congregation of Holy Cross]].
* [[December 7]] – The [[New York Philharmonic]], founded by [[Ureli Corelli Hill]], performs its first concert.<ref>{{cite web|title=Ureli Corelli Hill|url=https://nyphil.org/about-us/artists/ureli-corelli-hill|publisher=[[New York Philharmonic]]|access-date=March 2, 2017|archive-date=March 3, 2017|archive-url=https://web.archive.org/web/20170303045527/https://nyphil.org/about-us/artists/ureli-corelli-hill|url-status=live}}</ref>
* [[December 20]] – [[The Citadel, The Military College of South Carolina]], is established.

=== Date unknown ===
* The [[French Polynesia|Polynesia]]n islands of [[Tahiti]] and [[Tahuata]] are declared a [[protectorate]] of [[France]].
* The [[New Zealand]] seat of government moves from [[Russell, New Zealand|Russell]] to [[Auckland]].
* [[Dzogchen Monastery]], in [[Sichuan]], China, is almost completely destroyed by an earthquake.
* English [[Palaeontology|palaeontologist]] [[Richard Owen]] coins the name ''Dinosauria'', hence the [[Anglicization|Anglicized]] ''[[dinosaur]]''.<ref>Owen, R. (1842). "Report on British Fossil Reptiles." Part II. Report of the British Association for the Advancement of Science, Plymouth, England.</ref>
* [[Julius von Mayer]] proposes that [[work (thermodynamics)|work]] and [[heat]] are equivalent.<ref>{{cite journal|last=von Mayer|first=J. R.|year=1842|title=Bemerkungen über die Kräfte der unbelebten Nature ("Remarks on the forces of inorganic nature")|journal=[[Liebigs Annalen|Annalen der Chemie und Pharmacie]]|volume=43|issue=2|pages=233–40|doi=10.1002/jlac.18420420212|hdl=2027/umn.319510020751527|hdl-access=free}}</ref>
* [[Pickelhaube]] helmet introduced in the [[Prussian Army]].<ref>{{cite web|url=http://www.worldwar1.com/sfgph.htm|title=The German Pickelhaube, 1914-1916|archive-url=https://web.archive.org/web/20070501163132/http://www.worldwar1.com/sfgph.htm|date=2007-05-01|archive-date=2007-05-01|access-date=2021-01-13|work=Trenches on the Web}}</ref>
* The [[Sons of Temperance]] is founded in New York City.
* [[Beecham's Pills]] (a [[laxative]]) is first marketed in [[Lancashire]], England, by [[Thomas Beecham (chemist)|Thomas Beecham]], forming the basis of the [[Beecham Group]] and [[GSK plc]] pharmaceutical companies.<ref>{{cite journal|title='Best for Me, Best For You' — a History of Beecham's Pills 1842–1998|journal=[[The Pharmaceutical Journal]]|volume=269|pages=921–924}}</ref>
* Founding of:
** [[Cumberland University]] (in [[Lebanon, Tennessee]]).
** [[Hollins University]] (as Valley Union Seminary in Roanoke, Virginia by Charles Cocke).
** [[Villanova University]] (in [[Villanova, Pennsylvania]] by the [[Augustinians|Augustinian]] order).
** [[Indiana University Maurer School of Law]] at [[Indiana University Bloomington]].

== Births ==

=== January–June ===
[[File:Karl May edit.jpg|thumb|right|110px|[[Karl May]]]]
[[File:SUE A. PIKE SANDERS A woman of the century (page 640 crop).jpg|thumb|110px|[[Susan Augusta Pike Sanders]]]]
[[File:Carl von Linde 1925.jpg|thumb|110px|[[Carl von Linde]]]]
* [[January 11]] – [[William James]], American psychologist, philosopher (d. [[1910]])
* [[January 15]] – [[Mary MacKillop]], first Australian [[saint]] (d. [[1909]])
* [[February 3]] – [[Sidney Lanier]], American writer (d. [[1881]])
* [[February 7]] – [[Alexandre Ribot]], 46th Prime Minister of France (d. [[1923]])
* [[February 11]]
** [[Erik Gustaf Boström]], 2-Time Prime Minister of Sweden (d. [[1907]])
** [[Maria Louise Eve]], American author (d. [[1900]])
* [[February 23]] – [[Karl Robert Eduard von Hartmann]], German philosopher (d. [[1906]])
* [[February 24]] – [[Arrigo Boito]], Italian poet, composer (d. [[1918]])
* [[February 25]] – [[Karl May]], German writer (d. [[1912]])
* [[March 2]] – [[Carl Jacobsen]], Danish brewer, patron of the arts after whom the Carlsberg brewery was named (d. [[1914]])
* [[March 5]] – [[A. Viola Neblett]], American activist, suffragist, women's rights pioneer (d. [[1897]])
* [[March 10]] – [[Mykola Lysenko]], Ukrainian composer (d. [[1912]])
* [[March 18]] – [[Stéphane Mallarmé]], French poet (d. [[1898]])
* [[March 25]] – [[Susan Augusta Pike Sanders]], American teacher, clubwoman, author; national president of the Woman's Relief Corps (d. [[1931]])
* [[March 26]] – [[Alexandre Saint-Yves d'Alveydre]], French occultist (d. [[1909]])
* [[March 30]] – [[John Fiske (philosopher)|John Fiske]], American philosopher (d. [[1901]])
* [[April 2]] – [[Dominic Savio]], Italian adolescent student of [[John Bosco]] (d. [[1857]])
* [[April 17]] – [[Maurice Rouvier]], Prime Minister of France (d. [[1911]])
* [[May 4]] – [[Marietta Bones]], American suffragist, social reformer, philanthropist (d. [[1901]])
* [[May 7]] – [[Isala Van Diest]], Belgian physician (d. [[1916]])
* [[May 8]] – [[Emil Christian Hansen]], Danish fermentation physiologist (d. [[1909]])
* [[May 13]] – [[Arthur Sullivan|Sir Arthur Sullivan]], English composer (d. [[1900]])
* [[June 11]] – [[Carl von Linde]], German scientist, engineer (d. [[1934]])
* [[June 12]] – [[Rikard Nordraak]], Norwegian composer (d. [[1866]])
* [[June 16]] – [[David Herold]], accomplice of [[John Wilkes Booth]] (d. [[1865]])
* [[June 24]] – [[Ambrose Bierce]], American writer, satirist (d. ca. [[1914]])
* [[June 25]] – [[Eloy Alfaro]], 15th [[President of Ecuador]] (d. [[1912]])

=== July–December ===
[[File:Portrait of Abdul Hamid II of the Ottoman Empire.jpg|thumb|110px|right|[[Abdul Hamid II]]]]
[[File:Madeleine Brès (1842-1921).jpg|thumb|right|110px|[[Madeleine Brès]]]]
[[File:John William Strutt.jpg|110px|thumb|right|[[John Strutt, 3rd Baron Rayleigh]]]]
* [[July 2]] – [[Albert Ladenburg]], German chemist (d. [[1911]])
* [[July 4]] – [[Hermann Cohen]], German-Jewish philosopher (d. [[1918]])
* [[July 14]] – [[Christian Lundeberg]], 10th Prime Minister of Sweden (d. [[1911]])
* [[July 18]] – [[William D. Coleman (politician)|William D. Coleman]], 13th [[President of Liberia]] (d. [[1908]])<ref>{{cite book |last1=Dunn|first1= Elwood D.|last2=Beyan|first2=Amos J.|last3=Burrowes|first3=Carl Patrick|author-link= |date=2000|title=Historical Dictionary of Liberia |url=https://books.google.com/books?id=qt0_RrW8ghkC|location=Lanham, Maryland|publisher=Scarecrow Press |isbn=9781461659310|pages=80–81}}</ref>
* [[July 19]] – [[Lydia Hoyt Farmer]], American author, women's rights activist (d. [[1903]])
* [[July 30]] – [[Thomas J. O'Brien (Michigan politician)|Thomas J. O'Brien]], American politician, diplomat (d. [[1933]])
* [[August 21]] – [[Harriet Earhart Monroe]], American lecturer, educator, writer, producer (d. [[1927]])
* [[August 23]] – [[Osborne Reynolds]], Irish engineer, physicist (d. [[1912]])
* [[September 3]] – [[John Devoy]], Irish rebel leader, exile (d. [[1928]])
* [[September 10]] – [[Henry Granger Piffard]] (d. [[1910]]), New York dermatologist and author of the first systematic treatise on [[dermatology]] in America
* [[September 13]] – [[John H. Bankhead]], American senator (d. [[1920]])
* [[September 20]] – [[James Dewar|Sir James Dewar]], Scottish chemist, physicist (d. [[1923]])
* [[September 22]] – [[Abdul Hamid II]], [[Ottoman Sultan]] (d. [[1918]])
* [[September 29]] – Sir [[Joseph Palmer Abbott]], Australian politician and solicitor (d. [[1901]])
* [[October 3]] – [[Frederick Rodgers]], American admiral (d. [[1917]])
* [[October 14]] – [[Joe Start]], American baseball player (d. [[1927]])
* [[October 17]] – [[Gustaf Retzius]], Swedish physician, anatomist (d. [[1919]])
* [[October 27]] – [[Giovanni Giolitti]], 5-time prime minister of Italy (d. [[1928]])
* [[October 28]] – [[Anna Elizabeth Dickinson]], American orator (d. [[1932]]), younger sister of journalist [[Susan E. Dickinson]]<ref>{{cite web|url=http://www.josephhaworth.com/anna_dickinson.htm|publisher=Joseph Hawaorth.com|title=Anna Elizabeth Dickinson (1842-1932)|access-date=May 30, 2019|archive-date=June 22, 2019|archive-url=https://web.archive.org/web/20190622064746/http://www.josephhaworth.com/anna_dickinson.htm|url-status=live}}</ref>
* [[November 12]]
** [[Ōyama Iwao]], Japanese field marshal, a founder of the Imperial Japanese Army (d. [[1916]])
** [[John Strutt, 3rd Baron Rayleigh]], English physicist, [[Nobel Prize]] laureate (d. [[1919]])
* [[November 26]] – [[Madeleine Brès]], French physician (d. [[1921]])
* [[December 2]] – [[C. W. Alcock]], English footballer, football official (d. [[1907]])
* [[December 3]] – [[Ellen Swallow Richards]], American chemist (d. [[1911]])
* [[December 9]] – [[Peter Kropotkin]], Russian anarchist (d. [[1921]])
* [[December 12]] – [[Alfred Parland]], Russian architect (d. [[1919]])

== Deaths ==

=== January–June ===
* [[January 12]] – [[Johanna Stegen]], German heroine (b. [[1793]])
* [[January 19]] – [[Joseph Jérôme, Comte Siméon|Comte Siméon Joseph Jérôme]], French jurist and politician (b. [[1749]])
* [[February 15]] – [[Carlo Andrea Pozzo di Borgo]], Corsican politician, Russian diplomat (b. [[1764]])
* [[March 4]] – [[James Forten]], African American abolitionist
* [[March 6]] – [[Constanze Mozart]], German-born wife of [[Wolfgang Amadeus Mozart]] (b.[[1762]])
* [[March 13]]
** [[Samuel Eells]], American founder of [[Alpha Delta Phi]] fraternity (b. [[1810]])
** [[Henry Shrapnel]], English army officer, inventor (b. [[1761]])
* [[March 15]] – [[Luigi Cherubini]], Italian composer (b. [[1760]])
* [[March 23]] – [[Stendhal]], French novelist (b. [[1783]])
* [[March 30]] – [[Louise Élisabeth Vigée Le Brun]], French painter (b. [[1755]])
* [[May 8]] – [[Jules Dumont d'Urville]], French explorer (b. [[1790]])
* [[May 12]] – [[Walenty Wańkowicz]], Polish painter (b. [[1799]])
* [[June 9]] – [[Maria Dalle Donne]], [[Bologna|Bolognese]] [[physician]] (b. [[1778]])
* [[June 18]] – [[François-André Baudin]], French admiral (b. [[1774]])

=== July–December ===
[[File:Clemens Brentano2.jpg|thumb|right|110px|[[Clemens Brentano]]]]
[[File:Grace Darling Thomas Musgrave Joy.jpg|thumb|right|110px|[[Grace Darling]]]]
* [[July 13]] – Prince [[Ferdinand Philippe, Duke of Orléans]], French prince (b. [[1810]])
* [[July 21]] – [[Laura M. Hawley Thurston]], American poet and educator (b. [[1812]])
* [[July 25]] – [[Dominique Jean Larrey]], French surgeon (b. [[1766]])
* [[July 28]] – [[Clemens Brentano]], German poet (b. [[1778]])
* [[August 24]] – [[Leona Vicario]], leader of [[Mexican War of Independence]] and wife of [[Andrés Quintana Roo]] (b. [[1789]])<ref>{{citation|url=https://www.biografiasyvidas.com/biografia/v/vicario.htm|title=Leona Vicario|publisher=Biografias y Vidas|access-date=May 30, 2019|language=es|archive-date=May 30, 2019|archive-url=https://web.archive.org/web/20190530234629/https://www.biografiasyvidas.com/biografia/v/vicario.htm|url-status=live}}</ref>
* [[September 10]]
** [[William Hobson]], Irish-born officer in the British Royal Navy, first [[Governor-General of New Zealand]] and co-author of [[Treaty of Waitangi]] (b. [[1792]])
** [[Letitia Christian Tyler]], [[First Lady of the United States]] 1841–1842 (b. [[1790]])<ref>{{citation|url=http://www.firstladies.org/biographies/firstladies.aspx?biography=10|title=First Lady Biography: Letitia Tyler|publisher=National First Ladies Library|access-date=May 30, 2019|archive-date=September 30, 2018|archive-url=https://web.archive.org/web/20180930130947/http://www.firstladies.org/biographies/firstladies.aspx?biography=10|url-status=dead}}</ref>
* [[September 15]] – [[Francisco Morazán]], Honduran-born politician, President of [[Federal Republic of Central America]] (b. [[1792]])
* [[October 2]] – [[William Ellery Channing]], American Unitarian theologian, minister (b. [[1780]])
* [[October 20]] – [[Grace Darling]], English heroine (b. [[1815]])
* [[October 24]] – [[Bernardo O'Higgins]], first Chilean head of state after independence (b.[[1778]])
* [[October 25]] – [[Sampson Salter Blowers]], American lawyer, jurist (b. [[1742]])
* [[December 1]] – [[Philip Spencer (sailor)|Philip Spencer]], American founder of [[Chi Psi]] fraternity, [[midshipman]] aboard the {{USS|Somers|1842|6}}, hanged for [[mutiny]].<ref>{{citation|url=https://www.democratandchronicle.com/story/news/local/columnists/memmott/2017/11/20/jim-memmott-high-seas-mutiny-canandaigua-connection/881514001/|title=Jim Memmott: A high-seas mutiny with a Canandaigua connection|newspaper=Democrat & Chronicle (USA Today)|location=Rochester|last=Memmott|first=Jim|date=November 20, 2017|access-date=May 30, 2019|archive-date=August 10, 2020|archive-url=https://web.archive.org/web/20200810225112/https://www.democratandchronicle.com/story/news/local/columnists/memmott/2017/11/20/jim-memmott-high-seas-mutiny-canandaigua-connection/881514001/|url-status=live}}</ref>
* [[December 12]] – [[Robert Haldane]], British theologian (b. [[1764]])
* [[December 24]] – [[Adam Gillies, Lord Gillies]], Scottish judge (b. [[1760]])

===Date unknown===
* [[Nodira]], Uzbek poet, stateswoman (b. [[1792]])

== References ==
{{Reflist}}

{{DEFAULTSORT:1842}}
[[Category:1842| ]]