* 1801 – Joseph Lanner, Austrian composer and conductor ( d. 1843 )

* 1872 – William Frederick Horry, English convicted murderer ( b. 1843 )

* 1779 – Francis Scott Key, American lawyer, author, and songwriter ( d. 1843 )

* 1843 – Robert Todd Lincoln, American lawyer and politician, 35th United States Secretary of War ( d. 1926 )

* Haliotis semiplicata Menke, 1843 – the semiplicate abalone

* 1843 – The Cathedral of Our Lady of Peace in Honolulu, Hawaii is dedicated.

* 1843 – Tivoli Gardens, one of the oldest still intact amusement parks in the world, opens in Copenhagen, Denmark.

* 1774 – Robert Southey, English poet and biographer ( d. 1843 )

* 1843 – C. I. Scofield, American theologian, minister, and writer ( d. 1921 )

* 1843 – William Southam, Canadian publisher ( d. 1932 )

* 1843 – David B. Hill, American politician, 29th Governor of New York ( d. 1910 )

He validated his theory by converting carbon disulfide, in several steps, to acetic acid ( 1843 – 45 ).

* 1843 – Alice of the United Kingdom ( d. 1878 )

Work was also progressing on the northern half of the West Wing ( The Egyptian Sculpture Gallery ) 1826 – 1831, with Montagu House demolished in 1842 to make room for the final part of the West Wing, completed in 1846, and the South Wing with its great colonnade, initiated in 1843 and completed in 1847, when the Front Hall and Great Staircase were opened to the public.

* Charles Bill ( 1843 – 1915 ), British Conservative Party Member of Parliament ( MP ) Leek 1892 – 1906

#*** Charles Albert Edmond Bonaparte ( 1843 – 1847 )

Clausewitz, Hermann von Boyen ( 1771 – 1848 ) and Karl von Grolman ( 1777 – 1843 ) were Scharnhorst's primary allies in his efforts to reform the Prussian army between 1807 and 1814.

** Etty Darwin ( 1843 – 1929 ), daughter of Charles Darwin ( 1809 – 1882 )

* 1843 – Lydia Koidula, Estonian poet ( d. 1886 )

* 1843 – Robert Koch, German bacteriologist, Nobel laureate ( d. 1910 )

The Dominicans of the province of France furnished Lacordaire ( 1835 – 1836, 1843 – 1851 ), Jacques Monsabré ( 1869 – 1870, 1872 – 1890 ), Joseph Ollivier ( 1871, 1897 ), Thomas Etourneau ( 1898 – 1902 ).

In 1843 American settlers established their own government, called the Provisional Government of Oregon.

The Provisional Legislature of Oregon created the county as Twality District on July 5, 1843.

Originally named Clackamas District, it was one of the four original Oregon districts created by Oregon's Provisional Legislature on July 5, 1843 along with Twality ( later Washington ), Champooick ( later Marion ), and Yamhill.

In 1843 settlers established their own government, called the Provisional Government of Oregon.

These first Champoeg Meetings eventually led to further discussions, and in 1843 the creation of the Provisional Government of Oregon.

*** Provisional Government of Oregon, 1843 – 1849 ( extralegal )

In 1843, a later set of meetings at Champoeg created the Provisional Government of Oregon with a judiciary consisting of a supreme judge and two justices of the peace for trial level courts.

* Joaquim Teófilo Fernandes Braga ( São José ( Ponta Delgada ) 24 February 1843 – Lisbon, 28 January 1924 ) was a Portuguese writer, playwright, politician and the leader of the Republican Provisional Government after the abdication of King Manuel II

During the period of the initial Provisional Government of Oregon, the 1843 Organic Laws of Oregon provided for a militia.

This arrangement was announced on July 5, 1843, after three months of study by the Provisional Legislature at Champoeg.

The first seal for Oregon was during the Provisional Government that ran from 1843 to 1849.

Joaquim Teófilo Fernandes Braga (; São José, Ponta Delgada, 24 February 1843 – 28 January 1924 ) was a Portuguese writer, playwright, politician and the leader of the Republican Provisional Government after the abdication of King Manuel II, as well as the second elected President of the First Portuguese Republic, following the resignation of President Manuel de Arriaga.

* 1843 – Ka Lā Hui: Hawaiian Independence Day – The Kingdom of Hawaii is officially recognized by the United Kingdom and France as an independent nation.

The names of a few countries which issued stamps in the early stages are given below :- Brazil, Geneva, Zurich in 1843, Base l, United states in 1845, Maurities, Trin-idad in 1847, Bermuda in 1848, France, Belgium, Baveria in 1849, Austria, British-Guiana, Hanover, Newsouthwales, Prussia, Saxony, Schleweig, Holstein, Spain, Switzerland, Victoria in 1850, Baden, Canada, Denmark, Hawaiian Islands, New Brunswick, Sardinia, Tuscany, Wurtemberg in 1851, India, Bardados, Burnswick, Netherlands, Luxembourg, Modena, Parma, Reuinion, Oldenburg, Roman states, Thurn & Taxis in 1852.

A letter published in The Midnight Cry of October 12, 1843, from a Mrs O. S. Burnham of Kaloa, The Sandwich Islands, ( now Hawaii ) stated that she and her husband had accepted the Millerite message and were worshipping with a small company of believers.

He was high commissioner of the Ionian Islands from 1843 to 1849.

What follow was the bloody French-Tahitian War which lasted from 1843 to 1847, involving every kingdom of the Society Islands.

of the Congregation of the Sacred Hearts of Jesus and Mary served as Vicar Apostolic and Titular Bishop of Nilopolis from 1833 to 1843 of the Vicariate Apostolic of Oriental Oceania, from which were derived the Archdiocese of Pape ‘ ete, the Roman Catholic Diocese of Honolulu and the Diocese of Taiohae o Tefenuaenata in the Marquesas Islands.

In 1843, he was made the Governor of the Marquesas Islands.

After a series of alterations Darwin settled in, and in 1843 returned to writing his Volcanic Islands.