- 1821: Guatemala, El Salvador, Honduras, Nicaragua, and Costa Rica declare their independence from Spain.
- 1829: Vicente Guerrero abolishes slavery in Mexico.
- 1830: Future Mexican president Porfirio Díaz is born in Oaxaca.
- 1835: The HMS Beagle, carrying Charles Darwin, reaches the Galápagos Islands for the first time.
- 1842: Honduran Gen. Francisco Morazán, a prominent Central American statesman, is executed by firing squad in San José, Costa Rica, at age 50.
- 1914: Argentine writer Adolfo Bioy Casares is born in Buenos Aires.