Among others, this act produced the Imperial Circle Estates and the Reichskammergericht ( Imperial Chamber Court ); structures that would — to a degree — persist until the end of the Empire in 1806.

Much of Clausewitz's thinking was based on his experience as a Prussian war planner concerned with how to use popular forces in an insurrectionary struggle against the much-superior French forces which occupied Prussia after 1806 — how, in short, to wage a " Spanish War in Germany.

— Nelson ( 1806 )

* 1806 — Alessandro Volta employs a voltaic pile to decompose potash and soda, showing that they are the oxides of the previously unknown metals potassium and sodium.

Anadarko was the home of Black Beaver ( 1806 — 1880 ), Delaware leader, scout, and rancher.

Some cities — though also members of different confederacies at that time — officially became sovereign city-states in the 19th century — such as the Canton of Basel City ( 1833 – 48 ), the Free Hanseatic City of Bremen ( 1806 – 11 and again 1813 – 71 ), the Free City of Frankfurt upon Main ( 1815 – 66 ), the Canton of Geneva ( 1813 – 48 ), the Free and Hanseatic City of Hamburg ( 1806 – 11 and again 1814 – 71 ) and the Free and Hanseatic City of Lübeck ( 1806 – 11 and again 1813 – 71 ).

He produced a standard work in his Dictionnaire des ouvrages anonymes et pseudonymes ( 4 vols., 1806 — 1809 ).

The Arch of Titus has provided the general model for many of the triumphal arches erected since the 16th century — perhaps most famously it is the inspiration for the 1806 Arc de Triomphe in Paris, France, completed in 1836.

William Pitt the Younger, who made it his home for twenty years — longer than any First Lord before or since — from 1783 to 1801 and from 1804 to 1806, referred to it as " My vast, awkward house.

He continued to serve in the cabinet until Pitt's death in 1806 — from 1801 to 1805 as Lord President of the Council and then as a Minister without Portfolio.

* Robert H. Adams 1806 — United States Senator from Mississippi.

In the heart of territory inhabited by the aboriginal Carrier or Dakelh nation, this area proved to be a lucrative locale for fur trading, so a post — Fort St. James — was built on its shore in 1806.

ru: Мария Кристина Бурбон-Сицилийская ( 1806 — 1878 )

* Icones Insectorum praesertim Rossiae Sibiriaeque peculiarium ( Erlangen, 1781 — 1806, in 4 issues ).

* 1806 – Santiago de Liniers, 1st Count of Buenos Aires re-takes the city of Buenos Aires, Argentina after the first British invasion.

After 1806 he used the titles: " We, Francis the First, by the grace of God Emperor of Austria ; King of Jerusalem, Hungary, Bohemia, Dalmatia, Croatia, Slavonia, Galicia and Lodomeria ; Archduke of Austria ; Duke of Lorraine, Salzburg, Würzburg, Franconia, Styria, Carinthia and Carniola ; Grand Duke of Cracow ; Grand Prince of Transylvania ; Margrave of Moravia ; Duke of Sandomir, Masovia, Lublin, Upper and Lower Silesia, Auschwitz and Zator, Teschen and Friule ; Prince of Berchtesgaden and Mergentheim ; Princely Count of Habsburg, Gorizia and Gradisca and of the Tirol ; and Margrave of Upper and Lower Lusatia and in Istria ", President of the German Confederation.

In 1806 – 1807, while at Auteuil, he first appeared before the public as a poet, with two pieces, one entitled Urania, in the classical style, of which he became later the most conspicuous adversary, the other an elegy in blank verse, on the death of Count Carlo Imbonati, from whom, through his mother, he inherited considerable property, including the villa of Brusuglio, thenceforward his principal residence.

Count Nikolay Rumyantsev funded Russia's first naval circumnavigation under the joint command of Adam Johann von Krusenstern and Nikolai Rezanov in 1803 – 1806, and was instrumental in the outfitting of the voyage of the Riurik's circumnavigation of 1814 – 1816, which provided substantial scientific information on Alaska's and California's flora and fauna, and important ethnographic information on Alaskan and Californian ( among others ) natives.

Napoleon acknowledged two illegitimate children: Charles Léon ( 1806 – 1881 ) by Eléonore Denuelle de La Plaigne, and Count Alexandre Joseph Colonna-Walewski ( 1810 – 1868 ) by Countess Marie Walewska.

Carlo, Count Gozzi (; 13 December 1720 – 4 April 1806 ) was an Italian playwright.

In March 1806, he married Margaret Maret ( 1784 – 1875 ), daughter of Count Jean Philibert Maret and niece of Hugues-Bernard Maret.

He became master of requests in 1806, and next year prefect of the Côte-d ' Or, Councillor of State and Director-General of Bridges and Roads in 1809, and Count of the Empire in the autumn of the same year.

* The Kingdom of Naples awarded the title of Conte di Maida ( Count of Maida ) to British general John Stuart, commemorating the Battle of Maida in 1806.

It was composed during 1804 and 1805, and perhaps 1806, and was dedicated to Count Franz von Brunswick.

* Count Christian Heinrich Kurt von Haugwitz 1806 ( 2nd term )

Johann Philip was Count of Stadion-Warthausen 1787 – 1806.

* Count Henri Guillaume ( Henry William ) Bentinck ( b. 1765 – d. 1821 ) ( 8 May 1806 – February 1812 )

* Louise Amable Rion Françoise de Narbonne-Lara ( Nice, 25 May 1786-Lisbon, 28 March 1849 ), Dame of Honour of Her Majesty Queen Mary II ( with right to the Grandeess of Spain for being representative of her paternal uncle the 2e duc de Narbonne-Lara ), who married at Agen on 17 February 1806 the Portuguese of Dutch descent Hermano José Braamcamp de Almeida Castelo-Branco, 5th Lord, 2nd Baron, 1st Viscount and 1st Count of Sobral ( 16 September 1775-Lisbon, 2 February 1846 ), and had two daughters

The three " Rasumovsky " ( or " Razumovsky ") string quartets, opus 59, are the quartets Ludwig van Beethoven wrote in 1806, as a result of a commission by the Russian ambassador in Vienna, Count Andreas Razumovsky:

In the summer of 1806, during the War of the Third Coalition ( of Britain, Russia, Prussia, Sweden ), Napoleon's ambassador General Count Sebastiani managed to convince the Porte to cancel all special privileges granted to Russia in 1805 and to open the Turkish straits ( Dardanelles ) exclusively to French warships.

Following the defeat of Austria in 1806, Count Philip Francis of Adendorf was raised to a Prince, and his lands were renamed to the ' Principality of Leyen '.

Count Michał Jerzy Wandalin Mniszech ( 1742 – 1806 ) was a Polish nobleman.

Count Johann Bernhard von Rechberg und Rothenlöwen () ( 17 July 1806 – 26 February 1899 ) was an Austrian statesman.

Count Mollien in Napoleonic court costume, by Robert Lefèvre ( 1755-1830 ), 1806

The doctrines of Aleksey Khomyakov, Ivan Kireevsky ( 1806 – 56 ), Konstantin Aksakov ( 1817 – 60 ) and other Slavophiles had a deep impact on Russian culture, including the Russian Revival school of architecture, The Five of Russian composers, the novelist Nikolai Gogol, the poet Fyodor Tyutchev, the lexicographer Vladimir Dahl, and others.

** Imperial Diet ( Holy Roman Empire ), the imperial assembly of the princes of the Holy Roman Empire until 1806

He wished to maintain his and his family's Imperial status in the event that the Holy Roman Empire should be dissolved, as it indeed was in 1806 when an Austrian-led army suffered a humiliating defeat at the Battle of Austerlitz.

* His Imperial and Royal Apostolic Majesty Emperor of Austria, Roman Emperor Elect ( 11 August 1804 – 6 August 1806 )

Upon the dissolution of the Holy Roman Empire in 1806, the Free Imperial City of Hamburg was not incorporated into a larger administrative area while retaining special privileges ( mediatised ), but became a sovereign state with the official title of the Free and Hanseatic City of Hamburg.

** May 28, 1812 – Russian Field Marshal Mikhail Kutuzov signs the Treaty of Bucharest, ending the Russo-Turkish War, 1806 – 1812 and making Bessarabia a part of Imperial Russia.

Partly destroyed by natural disasters and rebuilt several times during the following 200 years, and hit by Caragea's plague in 1813 – 1814, the city was wrested from Ottoman control and occupied at several intervals by the Habsburg Monarchy ( 1716, 1737, 1789 ) and Imperial Russia ( three times between 1768 and 1806 ).

Napoleon I on his Imperial Throne, 1806, oil on canvas, 260 x 163 cm, Musée de l ' Armée, Paris

From 1663 to 1806, the city was the permanent seat of the Imperial Diet of the Holy Roman Empire, which became known as the Perpetual Diet of Regensburg.

* The Town Hall, dating in part from the 14th century, contains the rooms occupied by the Imperial diet from 1663 to 1806.

With the consequent dissolution of the Holy Roman Empire and founding of the Austrian Empire, Francis abdicated the former Imperial Throne, but remained Francis I of Austria in 1806.

Upon his return, Krusenstern wrote a detailed report, Reise um die Welt in den Jahren 1803, 1804, 1805 und 1806 auf Befehl Seiner Kaiserliche Majestät Alexanders des Ersten auf den Schiffen Nadeschda und Newa ( Journey around the World in the Years 1803, 1804, 1805, and 1806 at the Command of his Imperial Majesty Alexander I in the Ships Nadezhda and Neva ) published in Saint Petersburg in 1810.

On September 28th, ( October 10th, new style ) 1806, Aleksandr I, Emperor of Russia made a notation on the design submitted to him of a new flag for the Russian-American Company ; " So be it ", and added his cypher, thereby approving the first flag in Russia's history to be used by an Imperial chartered company.

" After Imperial confirmation the ukaz was heard in the Senate and on 19 October 1806 was sent for execution to the main office of the Russian-American Company, ( RAC ) and also to the Admiralty and Commerce colleges "

The new Company flag design of 1806 placed the Imperial eagle in the upper left quarter of Russia's commercial flag.

As a direct consequence of these events, the Holy Roman Empire ceased to exist when, in 1806, Holy Roman Emperor Francis II abdicated the Imperial throne, keeping Francis I of Austria as his only official title.

At the unwinding of the Holy Roman Empire in 1806 the Free Imperial City of Bremen ( as of 1646, after earlier privileges of autonomy of 1186 ) was not mediatised but became a sovereign state officially titled Free Hanseatic City of Bremen.

As a direct consequence of these events, the Holy Roman Empire ceased to exist when, in 1806, Holy Roman Emperor Francis II abdicated the Imperial throne, keeping Francis I of Austria as his only official title.

The smaller territories of Sulzbach and Neuburg came to Bavaria in 1742, while the city of Regensburg, an Imperial Free City, was not joined with the rest of the region until the end of the Holy Roman Empire in 1806 and the end of the short-lived Principality of Regensburg under Carl von Dalberg, which existed from 1803 to 1810.

In 1806 Napoleon set up his Imperial Headquarters at Gera during the War of the Fourth Coalition.

* The Holy Roman Empire, which existed from 800 to 1806, had a golden flag with a black double-headed Imperial Eagle on the field, the origin of the use of the color golden in the German and Belgian flags.

The bank traces its ancestry to British India, through the Imperial Bank of India, to the founding in 1806 of the Bank of Calcutta, making it the oldest commercial bank in the Indian Subcontinent.

* 1806 — Theatre granted the status of " Imperial Theatre "