In what was supposed to be the final government campaign against the insurgents, in December 1820, Viceroy Juan Ruiz de Apodaca sent a force led by a royalist criollo officer, Colonel Agustín de Iturbide, to defeat Guerrero's army in Oaxaca.

After graduation he took up law as a profession, entering Lincoln's Inn in 1820.

After Utamaro's death, his pupil, Koikawa Shunchō, continued to produce prints in the style of his mentor and took over the gō, Utamaro, until 1820.

In 1820, during the Battle of Navarino, which took place in Greece, the British fleet was based in Malta.

In 1820 constitutionalist insurrections took place at Oporto ( 24 August ) and Lisbon ( 15 September ).

After 1820, a series of compromises postponed a showdown on the issue of slavery, but in the late 1850s, the new Republican power took political control of the North and promised to stop the expansion of slavery, which implied its eventual death.

In 1820 he took his seat, as representative of his university, in the upper house of the newly constituted parliament of Baden.

Owen County Courthouse, Spencer, IndianaThe Town of Spencer was laid out in 1820 and the first auction for lots took place.

In 1820, the Spanish government of the time took the monopoly away.

He reunited the north and south of Haiti in 1820 and also invaded and took control of Santo Domingo, which brought all of Hispaniola under one government by 1822.

* A-ca-oo-mah-ca-ye ( Ac ko mok ki, Ak ko mock ki, A ’ kow-muk-ai-“ Feathers ”, since he took the name Old Swan ), since about 1820 Chief of the Old Feathers ’ band, his personal following was known as the Bad Guns band, consisted of about 400 persons, along with Old Sun and Three Suns ( No-okskatos ) one of three Head Chiefs of the Siksika

Members of the Carbonari, and those influenced by them took part in important events in the process of Italian unification ( often referred to as the Risorgimento ), especially the Revolution of 1820, and in the further development of Italian nationalism.

The Carbonari passed for the first time from words to action in 1820 in Naples by organizing anti-absolutist and liberal constitution riots that took inspiration from the one made at Cadiz on 1 January of the same year: the two officers Michele Morelli and Joseph Silvati ( which had the membership of former General Murat, as Guglielmo Pepe ) on July 1, marched towards the town of Nola in Campania at the head of their regiments of cavalry.

In 1820, the Neapolitan Carbonari once more took up arms, in order to wring a constitution from King Ferdinand I.

After various difficulties the marriage took place on 5 March 1820, and was a happy one.

The Congress of Troppau took place here in 1820.

Astor by 1820, took over independent traders to create a profitable monopoly ; he left the business as a multi-millionaire in 1834.

In 1812, he met and married 29 year old Maria Branwell and by 1820 had moved into the parsonage at Haworth where he took up the post of Perpetual curate.

When he died in 1820 at age 41 his teenage son, Amory Maynard, took over the family business.

The United Brethren took a strong stand against slavery, beginning around 1820.

In a later account Smith said the vision took place " early in the spring of 1820 " after an " unusual excitement on the subject of religion " ending during his 15th year ( 1820 ).

According to non-Mormon critics, H. Michael Marquardt and Wesley P. Walters, there is no evidence that large multi-denominational revivals took place in the immediate Palmyra area between 1819 and 1820, the period specified by Smith in the canonized account of the First Vision.

About 1820 Black spent some time at Bayou Sara in Louisiana working as a ferryman and as a steamboat deckhand on the Red River which took him upstream to Fulton, Arkansas.

In 1820, he took the diploma of M. D.

Philip William Otterbein. The United Brethren took a strong stand against slavery, beginning around 1820.

In 1820 the city wall was torn down, with the exception of the individual towers and gates, and the defensive ditches were filled in.

In 1820, Pierre's mother began trying to get him admitted into the city college in Besançon.

The Aphrodite of Milos was discovered on 8 April 1820 by a peasant named Yorgos Kentrotas, inside a buried niche within the ancient city ruins of Milos, the current village of Tripiti, on the island of Milos ( also Melos, or Milo ) in the Aegean.

As late as 1820 the site was undeveloped pasture outside the boundaries of the old city, some distance from the commercial centre.

Between 1820 and 1824, the county's territory extended to the Michigan boundary ; consequently, the plat for the town of Fort Wayne ( now a city ) is recorded in Randolph County's Recorder's Office.

The Ouachita Post grew so large that it later became the city of Monroe around 1820, which is named for the first powered steamboat to sail the Ouachita River.

The first development by a European settler within what is now the city limits was made by Preston Brickey in 1820.

In 1820 David Lovett subdivided his property into quarter-acre " city lots.

This district was merged from 1820 till 1861 with the district Elberfeld, which then became a city in its own right, now it's part of Wuppertal.

The city became free on October 9, 1820, and the Guayaquil Department ( one of the original subdivisions of Ecuador ) was founded soon afterwards.

The municipal government was restored in 1820 with the title of city population.

The fast-growing port city of Baltimore, Maryland faced economic stagnation unless it opened routes to the western states, as New York had done with the Erie Canal in 1820.

The unidentified illness caused his death at Sulphur Springs ( now within the city of St. Louis ) on August 12, 1820.

On September 8, 1820, the Expedición Libertadora of Peru, organized mainly by Argentinians and with some Peruvian and Chilean involvement, landed on the beach at Paracas, near the city of Pisco, Peru.

At the beginning of the 19th century, a Polish-language school was organised in the city by Tymoteusz Gizewiusz In 1820 Fryderyk Tymoteusz Krieger became the superintendent of the school and actively defended the rights of local Poles to use the Polish language.

* Marshal Lefebvre, duc de Dantzig – 28 May 1807 ( extinct 1820 ) – Dantzig was then still a city republic, which became part of Prussia after Napoleon's defeat, and is now Gdańsk in Poland

The city ramparts saved the city from floods in 1809 and 1820.

In 1820 Irish-born John England became the first Catholic bishop in the mainly Protestant city of Charleston, South Carolina.

Moreover, a first oath took place in this city on December 15, 1820, after several uprisings in Huamalíes, Huallanca and Ambo.

The first documented report of the cone-shaped Schultüte comes from the city of Jena in 1817, closely followed by reports from Dresden ( 1820 ) and Leipzig ( 1836 ).

Under the reign of king Gia Long ( 1761 – 1820 ), when Malay pirates built a base here and subsequently became a danger to traders in Gia Định city, the king his army to crack down on the pirates.

A Democrat, he served on the city council of Baltimore in 1820 and both houses of the Maryland legislature.

The city formally declared its separation from Spain on 12 November 1820.