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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1200 | Marquistate - dinastia Pallavicino | marquois Guglielmo | |
| 1217 | marquois Oberto I | ||
| 1269 | 8 may | marquois Manfredino | |
| 1328 | marquois ObertoII | ||
| 1378 | marquois Nicoḷ | ||
| 1401 | marquois Orlando | ||
| 1457 | 5 february | marquois Pallavicino | |
| 1485 | 21 october | marquois Galeazzo | |
| 1521 | marquois Adalberto | ||
| 1570 | marquois Galeazzo II | ||
| 1581 | marquois Alessandro | ||
| 1633 | 19 november | Union to Duchy of Parma and Piacenza |