YEAR | DATE | EVENT | HEAD OF STATE |
1274 | 11 december | County - dinasty Aldobrandeschi | count Ildebrandino XI |
1294 | 18 may | countess Margherita | |
1313 | dinasty Orsini | count Romano | |
1327 | count Guido | ||
1348 | count Aldobrandino | ||
1384 | 6 may | count Bertoldo | |
1417 | count Nicoḷ I | ||
1425 | 1 february | count Aldobrandino II | |
1472 | count Nicoḷ II | ||
1510 | january | count Ludovico | |
1534 | 27 january | count Giovan Francesco | |
1567 | 8 may | count Nicola | |
1594 | 15 september | count Alessandro | |
1604 | 9 february | count Giannantonio | |
1604 | 9 june | Union to Greatduchy of Toscana |