Events By Place Europe The Treaty of Verdun divides the Carolingian Empire between the 3 sons of Louis the Pious (Charles the Bald, Lothar and Louis the German). Kenneth I (Cináed mac Ailpín), King of the Scots, also becomes King of the Picts, thus becoming the first monarch of the new nation of Scotland. The Alpin dynasty of Scottish kings begins to reign. the Battle of Messac is won by Erispoe, son of Nominoe, king of Brittany, against Renaud d'Herbauges who is prefet of the… (More on 843)