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| YEAR | DATE | EVENT | GOVERNOR |
| 1643 | Part of Swedish Delaware | ||
| 1655 | Part of Dutch New York | ||
| 1681 | UK Dominion | William Penn | |
| 1718 | John Penn, Richard Penn and Thomas Penn | ||
| 1746 | Richard Penn and Thomas Penn | ||
| 1771 | Thomas Penn | ||
| 1775 | 21 march | John Penn | |
| 1776 | 1 november | Commonwealth on Pennsylvania | |
| 1787 | 12 december | 2^ state of U.S.A. |