YEAR | DATE | EVENT | HEAD OF STATE |
830 | County | earl Manerius | |
836 | earl Donat | ||
8xx | earl Gilbert | ||
8xx | earl Garnier | ||
895 | earl Richard | ||
931 | earl Fromond I | ||
954 | earl Renaud I | ||
996 | earl Fromond II | ||
1012 | earl Renaud II | ||
1055 | Union to French Kingdom |