 He then raised the siege of London, which had been successfully resisted by the citizens, and defeated the Danes near Brentford.They renewed the siege while Edmund went to Wessex to raise further troops, returning to again relieve London, defeat the Danes at Otford, and pursue Cnut into Kent.Eadric Streona now went over to Edmund, but at the decisive Battle of Assandun on 18 October, Eadric and his men fled and Cnut decisively defeated Edmund.