The following events in the history of psychology took place in 1820.

Events[edit | edit source]

Publications[edit | edit source]

Births[edit | edit source]

Deaths[edit | edit source]


Timeline:
1815 - 1816 - 1817 - 1818 - 1819 - 1820 - 1821 - 1822 - 1823 - 1824 - 1825
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