Events By Place Europe Battle of Brunanburh: King Athelstan of England defeats the Viking king of Dublin, the Scots, and Strathclyde. September 21 - Magdeburg's now the capital of the Holy Roman Empire, after a Diet held by Otto I, Holy Roman Emperor. Asia The Wu State's taken from within by Li Bian, who then founds the Southern Tang Kingdom. Births Duke William IV of Aquitaine (d. 995) Gu Hongzhong Deaths July 11 - King Rudolph II of Burgundy July 14 - Duke Arnulf I of Bavaria… (More on 937)