Question: Who was the King of England from 23 April to 30 November 1016 that also led the English army in the Battle of Assandun?
Sentence (from "Edmund Ironside"): Edmund's reign was marred by a war he had inherited from his father, his cognomen "Ironside" was given to him "because of his valour" in resisting the Danish invasion led by Cnut the Great.
Relevant evidence: No