Battle of Reading (871) a camp at Reading, defended by the Thames and Kennet rivers on two sides, and by a rampart on the western side. Three days after their arrival, a party of Danes rode out towards nearby Englefield, where a West Saxon force under the command of Æthelwulf, the Ealdorman of the shire, was waiting for them. In the ensuing Battle of Englefield many of the Danes were killed, and the rest driven back to Reading. Four days later, Æthelwulf had been joined by the main West Saxon army, led by King Æthelred and his brother, Alfred the Great. The entire Saxon
Danelaw losses. The Danes pursued, and on 7 January 871, Æthelred and Alfred defeated the Danes at the Battle of Ashdown. The Danes retreated to Basing (in Hampshire), where Æthelred attacked and was, in turn, defeated. Ivar was able to follow up this victory with another in March at Meretum (now Marton, Wiltshire). On 23 April 871, King Æthelred died and Alfred succeeded him as King of Wessex. His army was weak and he was forced to pay tribute to Ivar in order to make peace with the Danes. During this peace, the Danes turned to the north and attacked Mercia,