Sachsenkriege Karls des Großen
About 830 Liudolf married Oda, daughter of a Frankish "princeps" named Billung and his wife Aeda. By marrying a Frankish nobleman's daughter, Liudolf followed suggestions set forth by Charlemagne about ensuring the integrity of the Carolingian Empire in the aftermath of the Saxon Wars through marriage. Oda died on 17 May 913, supposedly at the age of 107. They had at least seven children: