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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1323 | Lordship - dinasty Tarlati | sire bishop Guido sire of Arezzo | |
| 1327 | sire Pier-Saccone sire of Arezzo | ||
| 1334 | Church Territory | ||
| 1376 | Free Common | ||
| 1422 | Lordship - Montone | sire Braccio | |
| 1424 | sire Oddo | ||
| 1428 | dinasty Montefeltro | sire Guidoantonio earl of Urbino | |
| 1433 | dinasty della Stella | sire Nicolò | |
| 1435 | Church Territory | ||
| 1422 | Lordship - Vitelli | sire Vitellozzo I | |
| 1462 | sire Nicolò | ||
| 1496 | 6 january | sire Vitellozzo | |
| 1502 | dinasty Borgia | sire Cesare sire of Rimini | |
| 1503 | Union to Church State |