Egbert

king Egbert also written as "Ecbert" was known to be friend of Ragnar Lothbrok who was the leader of heathens (Danes) king Egbert made treaty with Ragnar Lothbrok in his lifetime, which was spoiled by son of King Ecbert years later, King Egbert who was the reason for Ragnar's death he(Egbert) gave him(Ragnar) to King Aelle of Mercia who killed Danes ruler Ragnar Lothbrok, to avenge Ragnar Lothbrok, the sons of Ragnar Lothbrok gathered great Dane army to invade York in supervission of eldest son of Ragnar, Bjorn who was by his first Wife Lagertha (a shield maiden) and hence killed King Ecbert.