Causes include controversy over admitting Missouri as a slave state in 1820, the acquisition of Texas as a slave state in 1845 and the status of slavery in western territories won as a result of the Mexican – American War and the resulting Compromise of 1850.

* 1788 – Adoniram Judson, American missionary ( d. 1850 )

* 1850 – Reginald Heber Roe, Australian academic and educator ( d. 1926 )

* 1802 – Nikolaus Lenau, Austrian poet ( d. 1850 )

* 1850 – Charles Richet, French physiologist, Nobel Prize laureate ( d. 1935 )

The 1830 – 1850 period later became known as the era of Jacksonian democracy.

His father was a cultured man, and his mother was the sister of Raphael Georg Kiesewetter ( 1773 – 1850 ), the musical archaeologist and collector.

* 1850 – Marcelo H. del Pilar, Filipino writer, journalist, and revolutionary ( d. 1896 )

Albert Goodwill Spalding ( Byron, Illinois September 2, 1850 – September 9, 1915 in Point Loma, San Diego, California ) was a professional baseball player, manager and co-founder of A. G. Spalding sporting goods company.

* 1918 – Karl Ferdinand Braun, German physicist, Nobel Prize laureate ( b. 1850 )

* John Pryor, 1846 – 1850

* 1770 – Georg Sverdrup, Norwegian philologist ( d. 1850 )

* 1850 – Luise Adolpha Le Beau, German composer ( d. 1927 )

* 1770 – William Wordsworth, English poet ( d. 1850 )

* 1850 – William Lisle Bowles, English poet and critic ( b. 1762 )

The estate was sold on 4 June 1883 to Sir Herbert Samuel Leon ( 1850 – 1926 ), a financier and Liberal MP.

* Frédéric Bastiat ( 1801 – 1850 ), classical-liberal author and political economist

The Christadelphian community in Britain effectively dates from Thomas's first lecturing tour ( May 1848 – October 1850 ).

** Leonard Darwin ( 1850 – 1943 ), soldier, politician, and activist

* 1850 – History of New Zealand: The Charlotte-Jane and the Randolph bring the first of the Canterbury Pilgrims to Lyttelton, New Zealand.

* 1778 – Joseph Louis Gay-Lussac, French physicist and chemist ( d. 1850 )

* 1850 – William Sturgeon, English physicist and inventor ( b. 1783 )

* 1935 – Charles Richet, French physiologist, Nobel laureate ( b. 1850 )

* 1761 – Marie Tussaud, French creator of wax sculptures ( Madame Tussauds ) ( d. 1850 )

His first wife, Juliet Macpherson ( c. 1776 – 1850 ), was a daughter of James Macpherson ( 1736 – 1796 ), a probable translator of Ossian poems.

* 1909 – Grigore Tocilescu, Romanian historian and archaeologist ( b. 1850 )

Born in Iaşi, Catargiu rose to the office of prefect of police in the city under the rule of the Moldavian Prince Grigore Ghica ( 1850 – 1856 ).

Prominent figures in Moldova's cultural development include mitropolitans Varlaam and Dosoftei, Grigore Ureche, Miron Costin, mitropolitan of Kiev Petru Movilă, scholars Nicolae Milescu-Spãtaru, Dimitrie Cantemir ( 1673 – 1723 ), and Ion Neculce, Gavriil Bănulescu-Bodoni, Alexandru Hîjdău, Alexandru Donici, Constantin Stamati, Costache Negruzzi, historian and philologist Bogdan P. Hasdeu ( 1836 – 1907 ), author Ion Creangă ( 1837 – 1889 ), and poet Mihai Eminescu ( 1850 – 1889 ).

* 1850 – Mihai Eminescu, Romanian poet ( d. 1889 )

* June 15 – Mihai Eminescu, Romanian poet ( b. 1850 )

* June 15-Mihai Eminescu, Romanian poet ( born 1850 )

* John Neubauer, " Conflicts and Cooperation between the Romanian, Hungarian, and Saxon Literary Elites in Transylvania, 1850 – 1945 ", in Victor Karady, Borbála Zsuzsanna Török ( eds.

Between 1850 and 1851, after finishing primary school, Titu Maiorescu was enlisted at the Romanian Gymnasium from Schei-Braşov, a gymnasium founded in 1850 through his uncle Ioan Popazu's endeavour.

* 1850 1250 Romanian and 950 Hungarian families lived in the city.

** Otto Seeck, German classical historian ( born 1850 )

According to historian Mark Stegmaier, " The Fugitive Slave Act, the abolition of the slave trade in the District of Columbia, the admission of California as a free state, and even the application of the formula of popular sovereignty to the territories were all less important than the least remembered component of the Compromise of 1850 -- the statute by which Texas relinquished its claims to much of New Mexico in return for federal assumption of the debts.

The elements of the story were reprinted in early historian Benson J. Lossing's The Pictorial Field Guide to the Revolution ( published in 1850 ) as historical fact, and the tale was widely repeated for generations after in school primers.

Henry Cabot " Slim " Lodge ( May 12, 1850 November 9, 1924 ) was an American Republican Senator and historian from Massachusetts.

Georg Gottfried Julius Dehio ( November 22, 1850 in Reval ( now Tallinn ), Governorate of Estonia, Russian Empire – March 21, 1932 in Tübingen ), was a Baltic German art historian ( Kunsthistoriker ).

Johann August Wilhelm Neander ( January 17, 1789 – July 14, 1850 ), was a German theologian and church historian.

Frederick York Powell ( 4 January 1850 – 8 May 1904 ), was an English historian and scholar.

Frederic William Maitland ( 28 May 1850 – 19 December 1906 ) was an English jurist and historian, generally regarded as the modern father of English legal history.

Herbert Baxter Adams ( April 16, 1850 – July 30, 1901 ) was an American educator and historian.

* William Augustus Brevoort Coolidge ( 1850 – 1926 ), British historian, theologian, and mountaineer

* Frederic William Maitland ( 1850 – 1906 ), English jurist and historian

* Woldemar von Seidlitz ( 1850 – 1922 ), an art historian

Ernst Bernheim ( 19 February 1850 – 9 July 1942 ) was a German historian, best known for an influential Lehrbuch der historischen Methode ( 1889 ) on historical method.

* Ernst Bernheim ( 1850 – 1922 ), German-Jewish historian

Other jobs include a promoter of the turnpike from Ashton, Maryland, to Olney, Maryland, a candidate for the Maryland State Senate in 1858, an influential member of the grange, director of the Sandy Spring Savings Institution from circa 1856 to 1857, a census taker on at least two occasions ( 1850 and 1870 ) and a historian.

* Josef Lacina ( 1850 – 1907 ), historian, historical writer ( pen-name Kolda Malínský ), maintained town archive

* Arthur Lionel Smith ( 1850 – 1924 ), British historian at the University of Oxford

* Raphael Georg Kiesewetter ( 1773 – 1850 ) – music historian

David Jayne Hill ( June 10, 1850 – March 2, 1932 ) was an American diplomat and historian.

* Paul Fredericq ( 1850 – 1920 ), historian

The German classical historian Georg Busolt ( 1850 – 1920 ) derives the name from Graikos ," inhabitant of Graea, a town on the coast of Boeotia.

* March 21-Georg Dehio, art historian ( b. 1850 )