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Millennium: 2nd millennium
Centuries: 18th century19th century20th century
Decades: 1790s 1800s 1810s1820s1830s 1840s 1850s
Years: 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829
BirthsDeathsBy country

The 1820s decade ran from January 1, 1820, to December 31, 1829.

1820s sections
Intro   Politics and wars    Economics and commerce    Science and Technology    Transportation    Culture    Establishments    Disasters, natural events, and notable mishaps    Religion    People   References  

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