28th January » A Imperial Russia or Russian expedition led by Fabian Gottlieb von Bellingshausen and Mikhail Petrovich Lazarev discovers the Antarctic continent, approaching the Antarctic coast.
30th January » Edward Bransfield sights the Trinity Peninsula and claims the discovery of Antarctica.
4th February » The Chilean Navy under the command of Thomas Cochrane, 10th Earl of Dundonald named Lord Cochrane completes the 2-day long Capture of Valdivia with just 300 men and 2 ships.
6th February » The first 86 African American immigrants sponsored by the American Colonization Society depart New York to start a colonization named settlement in present-day History of Liberia e.g Liberia.
23rd February » Cato Street Conspiracy: A plot to murder all the United Kingdom of Great Britain and Ireland named British cabinet ministers is exposed.
3rd March » The United States Congress or U.S. Congress passes the Missouri Compromise.
6th March » The Missouri Compromise is signed into law by President James Monroe. The compromise allows Missouri to enter the Union (American Civil War) or Union as a slave state, brings Maine into the Union as a free state (United States) called free state, and make
8th April » The Venus de Milo is discovered on the Aegean Sea called Aegean island of Melos.
12th April » Alexander Ypsilantis (1792-1828) or Alexander Ypsilantis is declared leader of Filiki Eteria, a secret organization to overthrow Ottoman Empire named Ottoman rule over Greece.
11th May » HMS e.g Beagle, the ship that will take Charles Darwin on his scientific voyage, is launched.
24th August » Constitutionalism Constitutionalist History of Portugal Crises of the nineteenth century insurrection at Porto Oporto, Portugal.
15th September » History of Portugal Crises of the nineteenth century called Constitutionalist revolution in Lisbon, Portugal.
9th October » Guayaquil declares independence from Spain.
17th November » Captain Nathaniel Palmer becomes the first American to see Antarctica. (The Antarctic Peninsula e.g Palmer Peninsula is later named after him.)
Famous Birthdays in 1820
17th January » Anne Brontë, English author and poet (d. 1849)
21st January » Joseph Wolf, German illustrator (d. 1899)
31st January » William B. Washburn, American politician, 28th Governor of Massachusetts (d. 1887)
1st February » George Hendric Houghton, American clergyman and theologian (d. 1897)
8th February » William Tecumseh Sherman, American general (d. 1891)
15th February » Susan B. Anthony, American activist (d. 1906)
17th February » Elzéar-Alexandre Taschereau, Canadian cardinal (d. 1898)
17th February » Henri Vieuxtemps, Belgian violinist and composer (d. 1881)
28th February » John Tenniel, English illustrator (d. 1914)