Organizations, places, or other things founded or established in the 1420s.
| 1400s-1410s-1420s-1430s-1440s-1450s-1460s-1470s-1480s-1490s |
See also: Disestablished in the 1420s.
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Thomas Martin Einstein (1955) -
Washington, D.C. -
Ethnic groups in Europe -
Minden, Louisiana -
Nathaniel Patten (1643-1725) -
Khandayat -
Bradlee family
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