Greek War of Independence Begins
The Greek War of Independence against Ottoman rule officially began in 1821, leading to the eventual establishment of an independent Greek state.
1821
1821
Mexican War of Independence Ends
The Mexican War of Independence concluded in 1821, resulting in Mexico's independence from Spanish colonial rule.
1821
Peruvian Independence Declared
José de San Martín declared the independence of Peru from Spanish rule on July 28, 1821.
1821
Missouri Compromise Enacted
The Missouri Compromise was enacted in 1821, allowing Missouri to enter the Union as a slave state and Maine as a free state, maintaining the balance between slave and free states.
1821
Establishment of Florida Territory
The Florida Territory was established in 1821 after Spain ceded Florida to the United States.
1821
The Death of Napoleon Bonaparte
Napoleon Bonaparte, the former Emperor of France, died in exile on the island of Saint Helena on May 5, 1821.
1821
Invention of the Electric Motor
Michael Faraday invented the first simple electric motor in 1821, laying the groundwork for future developments in electromagnetism.
1821
Establishment of The Guardian Newspaper
The Guardian newspaper, originally called The Manchester Guardian, was founded in 1821 in Manchester, England.
1821
Establishment of Amherst College
Amherst College was founded in 1821 in Amherst, Massachusetts, as a liberal arts college.
1821
Independence of Costa Rica
Costa Rica declared its independence from Spain on September 15, 1821, as part of the broader Central American independence movement.
1821
Birth of Fyodor Dostoevsky
Fyodor Dostoevsky, the renowned Russian novelist, was born on November 11, 1821.
1821
Independence of Guatemala
Guatemala declared its independence from Spain on September 15, 1821.
1821
Establishment of the Santa Fe Trail
The Santa Fe Trail, a significant trade route connecting Missouri with Santa Fe, New Mexico, was established in 1821.
1821
Independence of Honduras
Honduras declared its independence from Spain on September 15, 1821.
1821
Independence of Nicaragua
Nicaragua declared its independence from Spain on September 15, 1821.
