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.

The Imam Hasan Ali Shah was born in 1804 in Kahak, Iran to Shah Khalil Allah, the 45th Ismaili Imam, and Bibi Sarkara, the daughter of Muhammad Sadiq Mahallati ( d. 1815 ), a poet and a Ni ‘ mat Allahi Sufi.

Even as his works dropped from performance, and he wrote no new operas after 1804, he still remained one of the most important and sought after teachers of his generation and his influence was felt in every aspect of Vienna's musical life.

His last opera was a German language singspiel Die Neger, ( The Negroes ), a melodrama set in colonial Virginia with a text by Georg Friedrich Treitschke ( the author of the libretto for Beethoven's Fidelio ) performed in 1804 and was a complete failure.

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

The first individual alkaloid, morphine, was isolated in 1804 from opium poppies | poppy ( Papaver somniferum ).

The date on the title page of 1804 for Milton is probably when the plates were begun, but the poem was printed c. 1808.

The encoding of data by discrete bits was used in the punched cards invented by Basile Bouchon and Jean-Baptiste Falcon ( 1732 ), developed by Joseph Marie Jacquard ( 1804 ), and later adopted by Semen Korsakov, Charles Babbage, Hermann Hollerith, and early computer manufacturers like IBM.

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.

The boomerang was first encountered by western people at Farm Cove ( Port Jackson ), Australia, in December 1804 where its use as a weapon was witnessed during a tribal skirmish:

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

" In this way, the common law was eventually incorporated into the legal systems of every state except Louisiana ( which inherited a civil law system from its French colonizers before the Louisiana Purchase of 1803, adopting a code similar to but not directly based on the Napoleonic Code of 1804 ).

Contrary to popular belief, the Louisiana code does not directly derive from the Napoleonic Code, as the latter was enacted in 1804, one year after the Louisiana Purchase.

Another key event was the Haitian Revolution in nearby Saint-Domingue, from 1791 to 1804.

The nucleus was also described by Franz Bauer in 1804 and in more detail in 1831 by Scottish botanist Robert Brown in a talk at the Linnean Society of London.

The actual origin of this anomaly is clearly established in a long line of disputes and temporary agreements which was finally concluded in 1804, when southern Southwick, ( whose residents sought to leave Massachusetts ), was split in half.

Claude Louis Berthollet ( 9 December 1748 – 6 November 1822 ) was a Savoyard-French chemist who became vice president of the French Senate in 1804.

In 1804, at the annual meeting of the North West Company in Kaministiquia, Thompson was made a full partner of the company and spent the next few seasons based there managing the fur trading operations but still finding time to expand his surveys of the waterways around Lake Superior.

The defining event of the Stone wing of the movement was the publication of the Last Will and Testament of The Springfield Presbytery, at Cane Ridge, Kentucky, in 1804.

It was her coronation by her husband, Napoleon I, that David depicted so memorably in the Coronation of Napoleon and Josephine, 2 December 1804.

Napoleon Bonaparte, who was already First Consul of the French Republic ( Premier Consul de la République française ) for life, declared himself Emperor of the French ( Empereur des Français ) on 18 May 1804, thus creating the Empire of the French ( Empire des Français ).

), the first Emperor of Austria ( Kaiser von Österreich ), ruling from 1804 to 1835, so later he was named the one and only Doppelkaiser ( double emperor ) in history.

Founded on September 17, 1804 by Father Estévan Tapís of the Franciscan order, the mission site was chosen as a midway point between Mission Santa Barbara and Mission La Purísima Concepción, and was designed to relieve overcrowding at those two missions and to serve the Indians living east of the Coast Range.

In 1804, three years after the creation of Claiborne County, Tazewell was chosen as the county seat due in part to Hunt's influence ( although a local legend states that the residents of Tazewell's rival for the seat, Springdale, were too intoxicated to vote on the day of selection ).

In 1804, Walton's community was chosen as the county seat of the newly formed Smith County after a heated election, and the town of Carthage was laid out shortly thereafter.

Declaring Haiti an independent nation in 1804, Dessalines was chosen by a council of generals to assume the office of Governor-General.

Having in 1804 been chosen to represent Liskeard, he was on the restoration of the Pitt ministry appointed secretary of the treasury, holding office till the dissolution of the ministry after the death of Pitt in January 1806.

He was notified directly as Karađorđe Petrović was chosen to lead the Uprising, proclaimed on 14 February 1804.

The town expanded significantly after Napoleon I had chosen the site as the new préfecture of the Vendée on 25 May 1804, replacing Fontenay-le-Comte ( then under its revolutionary name of Fontenay-le-Peuple ).

In 1804, Scott was again chosen a presidential elector with minimal opposition.

Posey had been chosen speaker pro tem of the state Senate and, with the death of Lieutenant Governor John Caldwell in 1804, had assumed the role of acting lieutenant governor and presiding officer in the Senate.

He became a Latin master in Pestalozzi's famous institute in 1804, taught at Rostock as a Privatdozent in 1806, and in the following year was chosen to fill the chair of Oriental languages in the Russian university of Kazan.

Dividends were limited to 8 per cent by the authorising act of parliament, and so between 1804 and 1828 the profits were used to give refunds to the traders, periods when no tolls were charged, and others when they were reduced to one quarter of the rate fixed by the act.

He had a resolution adopted which tended to give Napoleon Bonaparte the consulship for life, and in 1804 supported the proposal to establish a hereditary monarchy ( the First French Empire ).

Slightly smaller string works with the double bass include six string sonatas by Gioachino Rossini, for two violins, cello, and double bass written at the age of twelve over the course of three days in 1804.

In central Bristol, where the river is tidal, it is diverted from its original course into the New Cut, a channel dug between 1804 and 1809 at a cost of £ 600, 000.

By 1804 the canal had proved an uneconomic venture and was abandoned, though modern roads and footpaths still follow the course it took through Shepshed.

In 1804, New Jersey became the last original state to embark on the course of gradual emancipation.

Over the course of ten years, Bulfinch built a remarkable number of private dwellings in the Boston area, including Joseph Barrell's Pleasant Hill ( 1793 ), a series of three houses in Boston for Harrison Gray Otis ( 1796, 1800, 1806 ), and the John Phillips House ( 1804 ).

In 1804, Dr. Henry delivered a course of lectures on chemistry, at Manchester, in which he showed the mode of producing gas from coal, and the facility and advantage of its use.

Between 1804 and 1809 the New Cut was excavated through the northern part of the parish from Temple Meads to Hotwells, providing a new course for the River Avon, enabling the original course to be held at a constant level so that shipping could stay afloat in Bristol Harbour, now known as the Floating Harbour.

* Elements of mechanical philosophy: being the substance of a course of lectures on that science, vol 1, Edinburgh, Archibald Constable, 1804.