* Henry Austin ( architect ) ( 1804 – 1891 ), American architect

* 1857 – Eugène Sue, French novelist ( b. 1804 )

* 1866 – Gábor Klauzál, Hungarian politician ( b. 1804 )

Aga Khan I (; or, less commonly but more correctly (; ), was the title accorded to Hasan Ali Shah (; ; 1804 in Kohak, Iran – 1881 in Bombay, India ), the governor of Kirman, 46th Imam of the Nizari Ismaili Muslims, and prominent Muslim leader in Iran and later in the Indian Subcontinent.

Theseus Fighting the Centaur ( 1804 – 1819 ), Kunsthistorisches Museum, Vienna.

* 1804 – Francis II assumes the title of first Emperor of Austria.

* 1804 – High Possil Meteorite: The first recorded meteorite in Scotland falls in Possil.

At his memorial service on 22 June 1825 his own Requiem in C minor — composed in 1804 – was performed for the first time.

* 1804 – The western Georgian kingdom of Imereti accepts the suzerainty of the Russian Empire

* 1804 – Toussaint Louverture, Haitian Revolutionary ( b. 1743 )

* 1885 – Karl Theodor Ernst von Siebold, German physiologist ( b. 1804 )

" Migration, Radicalism, and State Security: Legislative Initiatives in the Canada and the United States c. 1794 – 1804 " in Studies in American Political Development, Volume 16, Issue 1, April 2002, 48 – 60

The term acquired a special significance in the philosophy of Immanuel Kant ( 1724 – 1804 ), who used it to describe the equally rational but contradictory results of applying to the universe of pure thought the categories or criteria of reason that are proper to the universe of sensible perception or experience ( phenomena ).

Benjamin Disraeli, 1st Earl of Beaconsfield, KG, PC, FRS, ( 21 December 1804 – 19 April 1881 ) was a British Prime Minister, parliamentarian, Conservative statesman and literary figure.

He was crowned Emperor of the French and ruled from 1804 – 1814, 1815.

* Napoleon I ( 1804 – 1814, 1815 ), also King of Italy ( 1805 – 1814 ) and Emperor in Elba ( 1814 – 1815 )

#** Laetitia Christine Bonaparte ( 1804 – 1871 )

#* Napoleon Louis Bonaparte ( 1804 – 1831 )

* Napoleon Bonaparte ( First Consul ), Jean-Jacques Cambacérès ( Second Consul ), Charles-François Lebrun ( Third Consul ), Consuls ( 12 December 1799 – 18 May 1804 )

The current resistance to Russian rule has its roots in the late 18th century ( 1785 – 1791 ), a period when Russia expanded into territories formerly under the dominion of Turkey and Persia ( see also the Russo-Turkish Wars and Russo-Persian War ( 1804 – 1813 )), under Mansur Ushurma — a Chechen Naqshbandi ( Sufi ) Sheikh — with wavering support from other North Caucasian tribes.

In 1842 Charlotte and Emily travelled to Brussels to enrol in a boarding school run by Constantin Heger ( 1809 – 96 ) and his wife Claire Zoé Parent Heger ( 1804 – 87 ).

In 1803 their son Robert was born, and in 1804 they moved to West Moor, near Killingworth while George worked as a brakesman at Killingworth pit.

* 1876 – George Sand, French author ( b. 1804 )

* June 8 – George Sand, French writer ( b. 1804 )

Amantine ( also " Amandine ") Lucile Aurore Dupin (), later Baroness () Dudevant ( 1 July 1804 – 8 June 1876 ), best known by her pseudonym George Sand (), was a French novelist and memoirist.

The Tufnell Park estate passed to his brother George Foster Tufnell, MP for Beverley ( d 1798 ), then to George's son William Tufnell ( d 1809 ), MP for Colchester, who married in 1804 into a fortune owned by Mary Carleton ( daughter of Thomas Carleton of South Carleton d. 1829 ).

In December 1804, Dr. George Hunter and William Dunbar made an expedition to the springs, finding a lone log cabin and a few rudimentary shelters used by people visiting the springs for their healing properties.

* George Ashmun ( 1804 – 1870 ), born in Blandford, United States Congressman from Massachusetts

* John Gano ( 1727 – 1804 ), Baptist minister who is said to have baptized George Washington.

* John Gano ( 1727 – 1804 ), chaplain who baptized George Washington.

* George Rappeen Smith ( 1804 – 1879 ), founder of Sedalia, Missouri, Missouri politician, Civil War General

George Barrington ( 14 May 1755 – 27 December 1804 ), an Irish-born pickpocket, popular London socialite, Australian pioneer ( following his transportation to Botany Bay ), and author.

by George Athan Billias ; by Stark, Caleb, 1804 – 1864.

On 17 December 1825 Adams was married to Teio, or ' Mary ', Teio had already borne Adams ' only son, George Adams in 1804.

This engraving of King George III ( based on a painting by William Beechey in the Royal Collection ) was published by Boydell's company on 1 December 1804, 11 days before Boydell's death.

* 1804-U. S. presidential election, 1804: Thomas Jefferson reelected president ; George Clinton elected vice president

Educated at first by his mother, George Grote was sent to Sevenoaks grammar school ( 1800 – 1804 ) and afterwards to Charterhouse School ( 1804 – 1810 ), where he studied under Dr Raine in company with Connop Thirlwall, George and Horace Waddington and Henry Havelock.

** United Kingdom of Great Britain and Ireland: King George III ( 1801 – 1820 ); Prince Regent George ( 1811 – 1820 ); Prime Ministers William Pitt the Younger ( 1801, 1804 – 06 ), Henry Addington ( 1801 – 04 ), The Lord Grenville ( 1806 – 07 ), The Duke of Portland ( 1807 – 09 ), Spencer Perceval ( 1809 – 1812 ), The Earl of Liverpool ( 1812 – 1827 )

In 1804, the family moved to a cottage in West Moor when George was made brakeman at West Moor Colliery.

He was also interested in the middle third of this territory, which had passed from McCormick to George Lewis, July 12, 1804, who sold to John and Curtis Bolton, August 1, 1823, and they sold to Depeau, June 6, 1828.

Floyd was again a presidential elector in 1800, voting for Thomas Jefferson and Aaron Burr ; and in 1804, voting for Thomas Jefferson and George Clinton.