Tekst źródłowy strony 1820

<font size="+2"><center>'''{{calendar1}} 1820 {{calendar1b}} MDCCCXX{{calendar1c}}'''</center></font>

<table><tr><td valign="top">
<center>{{calendar2}} [[XVIII wiek]] ~ '''[[XIX wiek]]''' ~ [[XX wiek]]<br>
[[1720|{{centuryBack}}]] ~ [[1920|{{centuryForward}}]]{{calendar3}} [[Lata 70. XVIII wieku|1770-1779]]
[[Lata 80. XVIII wieku|1780-1789]]
[[Lata 90. XVIII wieku|1790-1799]]
[[Lata 1800-1809|1800-1809]]
[[Lata 1810-1819|1810-1819]]
'''[[Lata 20. XIX wieku|1820-1829]]'''
[[Lata 30. XIX wieku|1830-1839]]
[[Lata 40. XIX wieku|1840-1849]]
[[Lata 50. XIX wieku|1850-1859]]
[[Lata 60. XIX wieku|1860-1869]]
[[Lata 70. XIX wieku|1870-1879]]

{{calendar4}} [[1810]] [[1811]] [[1812]] [[1813]] [[1814]] [[1815]] [[1816]] [[1817]] [[1818]] [[1819]] '''1820''' [[1821]] [[1822]] [[1823]] [[1824]] [[1825]] [[1826]] [[1827]] [[1828]] [[1829]] [[1830]]
{{calendar4a}}{{XIX_wiek}}
</center>
{{calendar5}}

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==Zmarli==

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==Wydarzenia w Polsce==

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==Wydarzenia na świecie==

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[[Kategoria:XIX wiek]]