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 Párkány Battle of Párkány The Battle of Párkány () (October 7–9, 1683) was a battle fought in the town of Párkány (today: Štúrovo), in the Ottoman Empire, and the area surrounding it as part of the Polish-Ottoman War and the Great Turkish War. The battle was fought in two stages. In the first stage Polish troops under John III Sobieski were defeated by the Ottoman army under Kara Mehmed Pasha on October 7, 1683. In the second stage Sobieski, supported by Austrian forces under Charles V, Duke of Lorraine, defeated the Ottoman forces, which were supported by the troops of Imre