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.

Henry Clay introduced in the Senate a series of resolutions, the Compromise of 1850, to allow admission while addressing concerns of both sides of the issue ; at the same time Johnson introduced a similar more streamlined version of compromise in the House.

There is ongoing discussion among academics over the nature of the Nimrud lens, a piece of quartz unearthed by Austen Henry Layard in 1850, in the Nimrud palace complex in northern Iraq.

Henry returned to public attention as a character in Richard Wagner's opera, Lohengrin ( 1850 ), trying to gain the support of the Brabantian nobles against the Magyars.

Steel is often cited as the first of several new areas for industrial mass-production, which are said to characterise a " Second Industrial Revolution ", beginning around 1850, although a method for mass manufacture of steel was not invented until the 1860s, when Sir Henry Bessemer invented a new furnace which could convert wrought iron into steel in large quantities.

* 1850 – Henry Clay introduces the Compromise of 1850 to the U. S. Congress.

He entered Emory and Henry College when he was fifteen, and attended from 1848 to 1850.

The children were: Jenny Caroline ( m. Longuet ; 1844 – 83 ); Jenny Laura ( m. Lafargue ; 1845 – 1911 ); Edgar ( 1847 – 1855 ); Henry Edward Guy (" Guido "; 1849 – 1850 ); Jenny Eveline Frances (" Franziska "; 1851 – 52 ); Jenny Julia Eleanor ( 1855 – 98 ) and one more who died before being named ( July 1857 ).

* 1850 – American Express is founded by Henry Wells and William Fargo.

The draw was added prior to 1850 ( when it was first mentioned in print in a handbook of games ).< ref name =" Bohns "> Henry G. Bond ( ed.

), < cite > Bohn's New Handbook of Games </ cite >, Henry F. Anners ( 1850 )</ ref > During the American Civil War, many additions were made including stud poker ( specifically five-card stud ), and the straight.

However, stamps from Henry Archer's perforation trials had been issued the last few months of 1850, then during the 1851 parliamentary session of 1851, at the House of Commons, and finally in 1853 / 54 after the government paid Mr. Archer £ 4, 000 for his machine and the patent.

The Compromise of 1850 had been first proposed by the Whig Henry Clay of Kentucky.

* January 29 – Henry Clay introduces the Compromise of 1850 to the U. S. Congress.

Henry Bessemer worked on the problem of manufacturing cheap steel for the purposes of ordnance production from 1850 to 1855 when he patented his method.

His uncle, Theodore Frelinghuysen ( 1787 – 1862 ), was Attorney General of New Jersey from 1817 to 1829, was a U. S. Senator from New Jersey from 1829 to 1835, was the Whig candidate for Vice President of the United States on the Henry Clay ticket in the 1844 Presidential election, and was Chancellor of New York University from 1839 until 1850 and president of Rutgers College from 1850 to 1862.

Whig leader Henry Clay designed a compromise, which failed to pass in early 1850, due to the opposition of both pro-slavery southern Democrats, led by John C. Calhoun, and anti-slavery northern Whigs.

* The Compromise of 1850, proposed by Henry Clay in January 1850, guided to passage by Douglas over Northern Whig and Southern Democrat opposition, and enacted September 1850,

On January 29, 1850, Whig Senator Henry Clay gave a speech which called for compromise on the issues dividing the Union.

* Bordewich, Fergus M. America's Great Debate: Henry Clay, Stephen A. Douglas, and the Compromise That Preserved the Union ( 2012 ) excerpt and text search, on Compromise of 1850

At the Edge of the Precipice: Henry Clay and the Compromise That Saved the Union ( 2010 ) 184 pages ; the Compromise of 1850