Æthelred of Wessex of Mercia, appealed to him for help against the Vikings. Æthelred and his brother, the future Alfred the Great, led a West Saxon army to Nottingham, but there was no decisive battle, and Burgred bought off the Vikings. In 874 the Vikings defeated Burgred and drove him into exile. In 870 the Vikings turned their attention to Wessex, and on 4 January 871 at the Battle of Reading, Æthelred suffered a heavy defeat. Although he was able to re-form his army in time to win a victory at the Battle of Ashdown, he suffered further defeats on 22 January at
Battle of Leeds and Sir Thomas recaptured Wakefield. This was, however, almost immediately followed by another Royalist advance into the West Riding, this time under Newcastle himself. The Battle of Adwalton Moor saw the Parliamentarians narrowly defeated by Newcastle’s forces, with Bradford falling shortly afterwards. Fairfax escaped and spent the rest of 1643 besieged in the Parliamentarian stronghold of Hull. The Royalists only withdrew to York when the Scottish Covenanter army marched south in support of Parliament. In July 1644, the Royalists were comprehensively defeated at the Battle of Marston Moor, which lost the north of England for King Charles I. Battle of