1820

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File:Catostconspirators.jpg
February 23: The Cato Street Conspiracy to assassinate British Prime Minister and his government is thwarted in London.

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February 6: The Capture of Valdivia is made in Chile.

1820 (MDCCCXX) was a leap year starting on Saturday of the Gregorian calendar and a leap year starting on Thursday of the Julian calendar, the Script error: No such module "Ordinal". year of the Common Era (CE) and Script error: No such module "Lang". (AD) designations, the Script error: No such module "Ordinal". year of the [[Script error: No such module "Ordinal". millennium|Script error: No such module "Ordinal". millennium]], the Script error: No such module "Ordinal". year of the [[Script error: No such module "Ordinal". century|Script error: No such module "Ordinal". century]], and the Script error: No such module "Ordinal". year of the 1820s decade. As of the start of 1820, the Gregorian calendar was Template:Year article header/Julian difference days ahead of the Julian calendar, which remained in localized use until 1923. Template:Short description

Events

January–March

April–June

  • April 1 – A proclamation, signed "By order of the Committee of Organisation for forming a Provisional Government", begins the "Radical War" in Scotland.
  • April 8 – The statue of the Venus de Milo (Aphrodite of Milos, c. 150 BC-125 BC) is discovered on the Greek island of Milos, by a peasant named Yorgos Kentrotas.[8]
  • April 12Alexander Ypsilantis becomes the leader of Filiki Eteria, a secret organization to overthrow Ottoman rule over Greece.
  • April 15 – King William I of Württemberg marries his cousin, Pauline Therese, in Stuttgart.
  • April 21Hans Christian Ørsted discovers the relationship between electricity and magnetism.[9]
  • May 1 – The last judicial decapitation in the United Kingdom is meted out to the principals in the Cato Street conspirators after their public hanging for treason in London. Legally, the post-hanging beheading is a mitigation of the last sentence in Britain of "hanging, drawing and quartering".[10]
  • May 11Lua error in package.lua at line 80: module 'Module:WPSHIPS utilities/data' not found., the ship that will later take young Charles Darwin on his scientific voyage to examine the "origin of the species", is launched at Woolwich Dockyard.
  • May 20 – At age 14, John Stuart Mill sets out on his formative trip to the south of France, staying with Samuel Bentham.
  • June 5Caroline of Brunswick, the estranged wife of King George IV, returns to England after six years abroad in Italy, where she has been carrying on an affair. Since ascending the throne in January, the King had sought to receive his government's approval for a divorce.[11]
  • June 12
    • Élie Decazes, leader of the opposition in France's Chamber of Deputies, introduces the "Law of the Double Vote", a proposal to add to the existing legislators by creating 172 seats that would be "selected by special electoral colleges" made up of the wealthiest 25% of voters in each of France's departments.[12]
    • Delegates in St. Louis in the Missouri Territory approve a proposed state constitution, proclaiming that they "do mutually agree to form and establish a free and independent republic, by the name of 'The State of Missouri'."[13]
  • June 29 – The cause of action that will lead to the U.S. Supreme Court case known as The Antelope arises, when a U.S. Treasury cutter captures a ship of the same name, which is transporting 281 Africans who had been captured as slaves, in violation of the U.S. law prohibiting the slave trade.[14]

July–September

File:Chicago in 1820.jpg
Chicago in 1820

October–December

Date unknown

Births

January–June

File:William-Tecumseh-Sherman.jpg
William Sherman
File:Susan B Anthony c1855.png
Susan B. Anthony
File:Herbert Spencer.jpg
Herbert Spencer
File:Florence Nightingale three quarter length.jpg
Florence Nightingale

July–December

File:Engels.jpg
Friedrich Engels

Date unknown

Deaths

January–June

File:Allan Ramsay - King George III in coronation robes - Google Art Project.jpg
King George III

July–December

File:清 佚名 《清仁宗嘉庆皇帝朝服像》.jpg
Jiaqing Emperor

References

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