The abbey was secularized in 1802 during the German Mediatisation and Quedlinburg passed to the Kingdom of Prussia as part of the Principality of Quedlinburg.

As a successful diplomat between 1802 and 1819, Humboldt was plenipotentiary Prussian minister at Rome from 1802, ambassador at Vienna from 1812 during the closing struggles of the Napoleonic Wars, at the congress of Prague ( 1813 ) where he was instrumental in drawing Austria to ally with Prussia and Russia against France, a signer of the peace treaty at Paris and the treaty between Prussia and defeated Saxony ( 1815 ), at Frankfurt settling post-Napoleonic Germany, and at the congress at Aachen in 1818.

He waited until 1802 ( in Catalogue of 500 new Nebulae, nebulous Stars, planetary Nebulae, and Clusters of Stars ; with Remarks on the Construction of the Heavens ) to announce the hypothesis that the two stars might be " binary sidereal systems " orbiting under mutual gravitational attraction, a hypothesis he confirmed in 1803 in his Account of the Changes that have happened, during the last Twenty-five Years, in the relative Situation of Double-stars ; with an Investigation of the Cause to which they are owing.

At times during the Napoleonic Wars, the islands were occupied by the British ; first from March 1801 to March 27, 1802, and then again from December 1807 to November 20, 1815, when they were returned to Denmark.

Clouds in the troposphere have Latin names due to the popular adaptation of Luke Howard's cloud categorization system, which began to spread in popularity during December 1802.

Luke Howard, a methodical observer with a strong grounding in the Latin language, used his background to categorize the various tropospheric cloud types and forms during December 1802.

It regained the Bernese Oberland in 1802, and following the Congress of Vienna of 1814 newly acquired the Bernese Jura, once again becoming the largest canton of the confederacy as it stood during the Restoration, and further until the secession of the canton of Jura in 1979.

While in Madrid during 1802, he married María Teresa Rodríguez del Toro y Alaiza, who was his only wife.

Minorca was invaded by the British once again in 1798, during the French Revolutionary Wars, but it was finally and permanently repossessed by Spain by the terms of the Treaty of Amiens in 1802.

He attempts to escape four times, in 1800 ( shortly before he was due to be released anyway ), 1802, 1806 and 1809, each time his sentence is lengthened by three years ; he also receives an extra two years for once resisting recapture during his second escape.

Required to forfeit much of the Hurault wealth at the time of the French Revolution, the family sold it in 1802, at the height of the Empire but bought it back in 1824, during the Restauration under Charles X.

Designated L Island by Lieutenant Matthew Flinders of the British Royal Navy in September 1802 as one of his numerous alpha-numeric designations along the Queensland coast during his circumnavigation of Australia in HMS Investigator in 1802 / 3.

In 1802 Münster was conquered by Prussia during the Napoleonic Wars.

The couple had become " mutually captivated " during a visit to Brocket Hall in 1802 and for many years the pair enjoyed a happy marriage.

Morelos bought the house in 1802, but did not live there much, especially in the years just before and during the Mexican War of Independence because of his involvement with the movement.

An early death among Europeans was very common due to diseases and conflicts ; the French soldiers that Napoleon sent in 1802 to quell the revolt in Saint-Domingue were attacked by Yellow fever during the Haitian Revolution, and more than half of the French army died of disease.

He responded with designs on several occasions during his tenure as a commissioner, less so after 1802 when he took on the superintendency of the Patent Office.

The coast was later first accurately charted by the English explorer Captain Matthew Flinders in 1802, during his circumnavigation of the Australian continent.

In addition to his output of novels, Brown also became an editor during this period and, along with his friends in New York published and wrote many short articles and reviews for The Monthly Magazine and American Review from April 1799 to December 1800, as well as its short-lived successor, The American Review and Literary Journal ( 1801 – 1802 ).

A more distant kinsman was George Romney ( 1734 – 1802 ), a noted portrait painter in Britain during the last quarter of the 18th century.

Lajos Kossuth de Udvard et Kossuthfalva (, archaically English: Louis Kossuth ; Ľudovít Košút in Slovak ; 19 September 1802 – 20 March 1894 ) was a Hungarian lawyer, journalist, politician and Regent-President of the Kingdom of Hungary during the revolution of 1848 – 49.

The extravagant Baroque ornamentation of the exterior was criticised at the time, and matters were not helped when one of the decorative urns surmounting the exterior of the church fell off and killed a passer-by during a procession in 1802.

Unrest about the abolition of feudal rights and taxes led to increased discontent, which culminated in the revolt of the Bourla-papey in Spring 1802, closely followed by the Stecklikrieg that brought the end of the entire Helvetic Republic.

It levied direct taxes on the owners of houses, land, slaves, and estates in the late 1790s but cancelled the taxes in 1802.

* September 14 – Gurdon Saltonstall Hubbard, American land speculator ( b. 1802 )

About 1802, the Oneida agreed to allocate about 22, 000 acres of their land to the Stockbridge and Munsee ( Lenape ), who were seeking refuge from anti-Native American conflicts by American settlers after the Revolution.

On March 30, 1802, Ontario County lost of land through the partition of Genesee County, including the present Allegany, Cattaraugus, Chautauqua, Erie, Niagara, Orleans and Wyoming Counties and parts of Livingston and Monroe Counties.

His contemporaries were most struck by his invention of a so-called land yacht, a carriage with sails, of which a little model was preserved in Scheveningen until 1802.

George Washington Parke Custis, grandson of Martha Washington, acquired the land that now is Arlington National Cemetery in 1802, and began construction of Arlington House.

Part of the land ceded by the Creek Nation in the Treaty of Fort Wilkinson in 1802 was used to create Baldwin County on May 11, 1803, by the Georgia General Assembly, the state's legislative body.

The Spanish presence returned with the California mission system, and the area was part of Rancho Topanga Malibu Sequit — a land grant — in 1802.

The land immediately west of the Oconee River had just been opened up by the Treaty of Fort Wilkinson ( 1802 ), in which the Creek people, hard pressed by debts to white traders, agreed to cede part of their ancient land.

The land was granted on July 14, 1802 by the Massachusetts General Court to John Lowell.

On October 5, 1802, the Scioto Company met in Granby, Connecticut and decided not to purchase the lands along the Scioto River on the Pickaway Plains, but rather to buy land farther north from Dr. John Stanbery and his partner, an American Revolutionary War general, Jonathan Dayton.

Being less well suited to agriculture, the densely forested, clay soiled, high, hilly, land of Kirtland was settled later than surrounding townships: Mentor in 1798, and Chester in 1802.

The town was laid out in September 1802 on land owned by Ichabod Corwin, Silas Hurin, Ephraim Hathaway, and Samuel Manning in Sections 35 and 35 of Town 5, Range 3 North and Sections 5 and 6 of Town 4, Range 3 North of the Between the Miami Rivers Survey.

Baron Basse arrived in 1802 from Frankfurt am Main, Germany, and purchased a tract of of land in Butler and Beaver counties.

The land on which Warrensville stands was cleared in 1802 by Samuel Carpenter.

In 1802, John bequeathed the land to Aimwell Presbyterian Church.

On 23 March 1802 British explorer Matthew Flinders, Commanding HMS Investigator, named the land " Kanguroo ( sic ) Island " after landing near Kangaroo Head on the north coast of Dudley Peninsula.

" On 27 May 1802 in the Commons Canning requested that all grants of land in Trinidad ( captured by Britain from Spain ) should be rejected until Parliament had decided what to do with the island.

In late January 1802, while Leclerc sought permission to land at Cap-Français and Christophe held him off, the Vicomte de Rochambeau suddenly attacked Fort-Liberté, effectively quashing the diplomatic option.

The village was founded by Alexander Rea on land he purchased in 1802.

In 1801 Ellicott, as agent for the company, established a land office in Batavia and the entire purchase was named Genesee County in 1802, with Batavia as the county seat.

It led to Georgia's cession of the land to the U. S. government in the Compact of 1802.

In October 1822, Calhoun requested that the Cherokee relinquish their land claimed by Georgia, in fulfillment of the United States ' obligation under the Compact of 1802.