| YEAR | DATE | EVENT | HEAD OF STATE |
| 1361 | Count - dinasty Nassau | earl Adolfo I | |
| 1370 | earl Walram II | ||
| 1393 | earl Adolfo II | ||
| 1426 | earl John | ||
| 1480 | earl Adolfo III | ||
| 1511 | earl Filippo I | ||
| 1558 | earl Filippo II | ||
| 1566 | earl Baldassarre | ||
| 1568 | earl John Ludovico I | ||
| 1596 | earl John Ludovico II | ||
| 1605 | Union to Count of Saar |