Edward makes his son, the Black Prince, Duke of Aquitaine.

Alfonso thus usurped the rights of the Duke of Aquitaine, which had long before gone dormant.

In 1753 another brother joined Xavier de France, Duke of Aquitaine.

Cluny was founded by William I, Duke of Aquitaine in 910.

The title "Duke of Aquitaine" was held by the counts of Poitiers from the 10th to the 12th century.

This is a family tree of the Dukes of Aquitaine, between 898 and 1204.

In 1168 he became Duke of Aquitaine.

The earliest troubadour, the Duke of Aquitaine, came from the high nobility.

This growing export trade was of great importance to the Duke of Aquitaine.

During the years 1175 to 1179 the power of the Duke of Aquitaine had surged to a level never before attained.