1821 in History – What happened in year 1821

✅ Published on April 3rd, 2009 in 19th Century in History

In history, year 1821 has its own importance and known for many memorable events like famous birthdays, inventions, natural disaster, treaties, change of rulers, special days etc. Find below a list of important historical events which happened during the year 1821.

Top Historical Events of the Year 1821 ⚡:

Date/MonthEvent / Incidence / Incident
28 januaryAlexander Island, the largest island of Antarctica, was discovered by Russian explorer Fabian Gottlieb von Bellingshausen.
28 julyPeruvian War of Independence-Argentine general José de SanMartín declared the independence of Peru from Spain.
24 augustThe Treaty of Córdoba was signed in Córdoba, Veracruz,ratifying the Plan of Iguala and concluding Mexico's War of Independencefrom Spain.
05 MayFrench military officer and political leader Napoleon Bonaparte said goodbye to the world.
28 JulyPeru declared its independence from Spain.
15 SeptemberCentral American countries Costa Rica, El Salvador, Guatemala, Honduras and Nicaragua gained independence.
16 SeptemberMexico's independence was recognized.
27 SeptemberMexico gained independence.
06 AugustThe first edition of the newspaper Courier of Page Bass was published in Brussels.
22 FebruarySpain sold the state of Florida to the US for 5 million dollars.
20 JanuaryPeter Eye Island in Antarctica was first noticed by Fabian Gottlieb von Belsinghozen, founded by President Monroe to Columbia College in the District of Columbia.
09 FebruaryColumbia College was established in the District of Columbia by President Monroe.
04 MarchJames Monroe began his second term as President of the United States.
10 AprilGregory V, the patriarch of Constantinople, was hanged by the trump from the main gate of Putish and his body was thrown into the Bosphorus.
05 MayEmperor Napoleon died on St Helena due to stomach cancer.
27 JuneNew Hampton School was established in the United States of America in the state of New Hampshire.
28 JulyPeru declared independence from Spain.
10 AugustMissouri is accepted as the 24th US state.
18 SeptemberAmherst College established in Massachusetts.
08 OctoberGeneral José de San Martin's government established the Peruvian Navy.
28 NovemberPanama declares independence from Spain, Gran joins Colombia.
19 DecemberSouth Orkney Islands were discovered by George Powell and Nathaniel Palmer.


Famous birthdays in the year 1821:

Date/MonthName / Profession / Country
02 OctoberAlexander P. Stewart / General / United States of America
03 FebruaryElizabeth blackwell / Doctor / United States of America
03 January Karel Dežman / Archaeologist / Slovenia
04 NovemberThomas Keefer / Engineer / Canada
08 MayWilliam Henry Vanderbilt / Business Man / United States of America
10 AugustJay Cooke / Financier / United States of America
11 February Auguste Mariette / Archaeologist / France
11 NovemberFyodor Dostoyevsky / Writer / Russia
15 March William Milligan / Author / Scotland
16 February Heinrich Barth / Scholar / Germany
16 AugustArthur Cayley / Academic / United Kingdom
17 MaySebastian Kneipp / Priest / Germany
17 SeptemberArthur Saint-Léon / Playwright / France
18 JulyPauline Viardot / Composer / France
19 February August Schleicher / Academic / Germany
24 JuneGuillermo Rawson / Politician / Argentina
26 JuneBartolomé Mitre / Journalist / Argentina
27 SeptemberHenri-Frédéric Amiel / Poet / Switzerland
27 January John Chivington / Colonel / United States of America
30 NovemberFrederick Temple / Academic / United Kingdom
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