Battle of Edington Guthrum, with two other unnamed kings, "departed for Cambridge in East Anglia". He made several attacks on Wessex, starting in 875, and in the last nearly captured Alfred in his winter fortress at Chippenham. By 878, the Danes held the east and northeast of England, and their defeat at the Battle of Ashdown had paused but not halted their advance. Alfred the Great had spent the winter preceding the Battle of Edington in the Somerset marsh of Athelney, the nature of the country giving him some protection. In the spring of 878, he summoned his West Saxon forces and marched
Battle of Ashdown to charge. However, his brother Ethelred had decided that he must pray before the battle and refused to advance until his prayer service was complete. Seeing that the Danish movement would cost him the advantage of high ground, Alfred decided to attack without help from his brother. The Anglo-Saxons' charged on the Danes on their side of the ridgeway. Although nothing specific is known about the fighting, it is likely that both sides employed shieldwalls from which to push and batter against each other. Eventually the Danes broke and fled across the downs. Only later did Ethelred launch his own