 Edmund then raised a new army and in conjunction with Earl Uhtred of Northumbria ravaged Eadric Streona's Mercian territories, but when Cnut occupied Northumbria Uhtred submitted to him, only to be killed by Cnut.Edmund went to London.Æthelred died on 23 April 1016, and the citizens and councillors in London chose Edmund as king and probably crowned him, while the rest of the Witan, meeting at Southampton, elected Canute.