1821
| Years: 1818 1819 1820 – 1821 – 1822 1823 1824 | |
| Decades: 1790s 1800s 1810s – 1820s – 1830s 1840s 1850s | |
| Centuries: 18th century – 19th century – 20th century 1821 in topic: Lists of leaders: | |
1821 was a common year starting on Monday (see link for calendar).
Events
- February 23 – The Philadelphia College of Apothecaries founds the first pharmacy college.
- March 25 – Greece declares its independence from the Ottoman Empire, beginning the Greek War of Independence.
- July 10 – The United States takes possession of its newly-bought territory of Florida from Spain.
- July 28 – Peru declares independence from Spain.
- August 4 – Atkinson & Alexander publish the Saturday Evening Post for the first time as a weekly newspaper.
- September 15 – Guatemala, El Salvador, Honduras, Nicaragua and Costa Rica gain independence from Spain.
- September 27 – Mexico gains its independence from Spain.
- August 10 – Missouri is admitted as the 24th U.S. state.
- November 16 – American Old West: Missouri trader William Becknell arrives in Santa Fe, New Mexico and sells his merchandise for a huge profit (he immediately planned to return the following year over a route that became known as the Santa Fe Trail).
- In the first known obscenity case in the United States, a Massachusetts court outlawed the John Cleland novel, Fanny Hill . The publisher, Peter Holmes, was convicted for printing a "lewd and obscene" novel.
Births
- January 8 – James Longstreet, American Confederate general (d. 1904)
- January 8 – W.H.L. Wallace, American Civil War general (d. 1862)
- February 3 – Elizabeth Blackwell, first American female physician (d. 1910)
- February 11 – Hermann Allmers, writer (d. 1902)
- February 11 – Auguste Edouard Mariette, French Egyptologist (d. 1881)
- February 17 – Lola Montez, Irish Spanish dancer and royal mistress (d. 1861)
- February 19 – August Schleicher, German linguist (d. 1868)
- March 1 – Joseph Hubert Reinkens, German Old Catholic bishop (d. 1896)
- April 9 – Charles-Pierre Baudelaire, French poet and writer (d. 1867)
- May 8 – Jean Henri Dunant, Swiss founder of the Red Cross, recipient of the Nobel Peace Prize (d. 1910)
- May 8 – William Henry Vanderbilt, American entrepreneur (d. 1885)
- May 17 – Sebastian Kneipp, German naturopath (d. 1897)
- July 18 – Pauline Garcia-Viardot, French mezzo-soprano and composer (d. 1910)
- August 10 – Jay Cooke, American financier (d. 1905)
- October 13 – Rudolf Virchow, German physician, pathologist, biologist, and politician (d. 1902)
- November 11 – Fyodor Dostoevsky, Russian writer (d. 1881)
- December 12 – Gustave Flaubert, French writer (d. 1880)
- Sir John Joseph Caldwell Abbott, Canadian politician (d. 1893)
- Frederick Temple, Archbishop of Canterbury (d. 1902)
Deaths
- January 4 – Elizabeth Ann Seton, American saint (b. 1774)
- February 23 – John Keats, British poet (b. 1795)
- March 13 – John Hunter, second Governor of New South Wales (b. 1737)
- May 5 – Napoleon I of France (b. 1769)
- May 19 – Camille Jordan, French politician (b. 1771)
- September 10 – Johann Dominicus Fiorillo, German painter and art historian
Categories: 1821