Who did the woman disposed as regent by the King of Mercia married to?
Ælfflæd of Mercia (II):  840), was the daughter of Ceolwulf I of Mercia, and later married Wigmund of Mercia. Beorhtwulf of Mercia: Beorhtwulf (] , meaning "bright wolf"; also spelled "Berhtwulf"; died 852) was King of Mercia, a kingdom of Anglo-Saxon England, from 839 or 840 to 852.
i don't know