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| YEAR | DATE | EVENT | HEAD OF STATE | |
| 1548 | Feudal State - dinasty Habsburg | Margherita | ||
| 1586 | 7 january | Ottavio duke of Parma | ||
| 1586 | 18 september | Alessandro duke of Parma | ||
| 1592 | 3 december | Ranuccio I duke of Parma | ||
| 1622 | 5 march | Odoardo duke of Parma | ||
| 1646 | 12 september | Ranuccio II duke of Parma | ||
| 1694 | 12 december | Francesco Maria duke of Parma | ||
| 1727 | 27 february | Antonio duke of Parma | ||
| 1731 | 29 december | dinasty Borbone | Carlo III King of Spain | |
| 1734 | Union to King of Neaples |