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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1331 | Lordship - dinasty Smeducci | sire Smeduccio I | |
| 1373 | sire Nicola | ||
| 1375 | sire Bartolomeo | ||
| 1388 | sire Onofrio | ||
| 1413 | sire Antonio | ||
| 1426 | Church Territory | ||
| 1433 | Lordship - dinasty Sforza | sire Francesco | |
| 1434 | sire Smeduccio II | ||
| 1447 | Union to Church State |