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| YEAR | DATE | EVENT | HEAD OF STATE |
| 768 | Mark-Duchy of H.R.E. | Markgraf-duke Loup I | |
| 774 | Markgraf-duke Loup II | ||
| 778 | Markgraf-duke Adaric and Loup III | ||
| 812 | Markgraf-duke Loup III and Siguin I and Loup IV | ||
| 816 | Markgraf-duke Loup III and Loup IV and Garcia I | ||
| 818 | Markgraf-duke Loup III and Loup IV | ||
| 819 | Markgraf-duke Loup III and Totilon | ||
| 823 | Markgraf-duke Aznar and Totilon | ||
| 836 | County - dinasty Sanchez | earl Sancho I and Siguin II | |
| 846 | earl William I | ||
| 848 | earl Sancho Sancion | ||
| 864 | earl Arnaud | ||
| 872 | dinasty Sanchez | earl Sancho I Mitarra | |
| 879 | earl Sancho II Mitarra | ||
| 887 | earl Garcia II | ||
| 920 | earl Sancho III | ||
| 945 | earl Sancho IV | ||
| 977 | earl William II | ||
| 984 | earl Bernard I | ||
| 1009 | earl Sancho William | ||
| 1032 | Duchy | duke Berenguer | |
| 1037 | dinasty Aquitania | duke Eudes | |
| 1040 | dinasty Armagnac | duke Bernard II | |
| 1052 | Union to Duchy of Aquitaine |