* 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 ).

Lewis as The Bravo of Venice in 1804.

The Lewis and Clark Expedition, also known as the Corps of Discovery Expedition ( 1804 – 1806 ), was the first transcontinental expedition to the Pacific coast undertaken by the United States.

They left on May 14, 1804, and met up with Lewis in St. Charles, Missouri, a short time later ; the corps followed the Missouri River westward.

* Online text of The Journals of Lewis and Clark, 1804 – 1806 by William Clark and Meriwether Lewis at Project Gutenberg

The Lewis and Clark Expedition ( 1804 ) traveled up the Missouri River ; the Red River Expedition ( 1806 ) explored the Red River basin ; the Pike Expedition ( 1806 ) also started up the Missouri, but turned south to explore the Arkansas River watershed.

* 1754 – Morgan Lewis, Governor of New York ( 1804 – 07 ) ( d. 1844 )

The 1804 journals of the Lewis and Clark Expedition note that in September 1804, they " discovered a Village of an animal the French Call the Prairie Dog.

The black-tailed prairie dog ( Cynomys ludovicianus ) was first described by Lewis and Clark in 1804 during the Lewis and Clark Expedition.

* 1804 – The Teton Sioux ( a subdivision of the Lakota ) demand one of the boats from the Lewis and Clark Expedition as a toll for moving further upriver.

Elected president in what Jefferson called the Revolution of 1800, he oversaw the purchase of the vast Louisiana Territory from France ( 1803 ), and sent the Lewis and Clark Expedition ( 1804 – 1806 ) to explore the new west.

In 1804 Jefferson appointed Meriwether Lewis and William Clark as leaders of the expedition ( 1804 – 1806 ), which explored the Louisiana Territory and beyond, producing a wealth of scientific and geographical knowledge, and ultimately contributing to the European-American settlement of the West.

The Lewis and Clark Expedition ( 1804 – 1806 ) passed well north of the Grand Teton region.

Lewis and Clark on their 1804 – 1806 expedition into the territory of the newly acquired Louisiana Purchase carried portable soup.

The first land route across what is now the United States was partially mapped by the Lewis and Clark Expedition between 1804 and 1806.

Initial United States contact with the Lakota during the Lewis and Clark Expedition of 1804 – 1806 was marked by a standoff.

In 1804, Lewis and Clark visited a surviving Cheyenne village in North Dakota.

It was a curiosity when Meriwether Lewis sent some slips and cuttings to President Jefferson in March 1804.

)), born near Stuarts Draft, was a member of the Lewis and Clark Expedition ( 1804 − 1806 ); best remembered for his 1807-1808 explorations as the first person of European descent to enter the region now known as Yellowstone National Park and the Grand Tetons

The Lewis and Clark Expedition passed through the area on 4 September 1804.

Explorers Merriwether Lewis and William Clark passed through Jackson County on their famous Lewis and Clark expedition in 1804.