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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1165 | Free Common | ||
| 1317 | Lordship - dinasty Chiavelli | sire Alberghetto I (I) | |
| 1327 | dinastia Montefeltro | sire Nolfo I | |
| 1344 | dinasty Chiavelli | sire Alberghetto I (II) | |
| 1356 | Church Territory | ||
| 1365 | Lordship - dinasty Chiavelli | sire Alberghetto I (III) | |
| 1368 | Church Territory | ||
| 1378 | Lordship - dinasty Chiavelli | sire Guido I | |
| 1381 | Republic | ||
| 1401 | Lordship - dinasty Chiavelli | sire Tommaso I | |
| 1409 | sire Alberghetto II | ||
| 1415 | sire Guido II | ||
| 1417 | sire Chiavello | ||
| 1428 | sire Tommaso II | ||
| 1435 | dinasty Sforza | sire Francesco | |
| 1444 | Union to Church State |