Events By Place Asia Indravarman II succeeds Jayavarman III as ruler of the Khmer Empire. Europe The Danes take Exeter, England. Aed Whitefoot succeeds Constantine I of Scotland. Pope John VIII requests the help of Charles the Bald, King of West Francia, against attacks by the Saracens in Italy. June - Charles sets out for Italy, accompanied by his wife Richilda and only a small number of his chief vassals. Orders are issued for an army to be assembled to join him a little later. Pope Jo… (More on 877)