So-called “stem duchies” were used to incorporate provinces into this empire, which faced a revolt of the Stellinga. A ruler from this dynasty penanced for the adultery of his wife, Judith of Bavaria, and reformed inheritance after a near-drowning experience with the Ordinatio Imperii. A king of this dynasty was supported to overthrow another monarch by Pope Zachary. It didn’t occur during the War of Austrian Succession, but during a civil war members of this dynasty fought the Battle of Fontenoy after the death of a king who supported Saint (*) Boniface. During a civil war fought by members of this dynasty, two kings allied in the Oath of Strasbourg and partitioned land in the Treaty of Verdun. A member of this family served as Mayor of the Palace for Chilperic III before he overthrew him. Louis the Pious and Pepin the Short were members of, for 10 points, what medieval Frankish dynasty that overthrew the Merovingians? ■END■
ANSWER: Carolingian dynasty [or Carlovingians or Carolingus or Karolinger or Karlings]
<AD, European History>
= Average correct buzz position