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
Five Boroughs of the Danelaw around 2700 ft ("c." 650 hides). The following burhs were not part of the Five Boroughs, but were Danish settled towns with large armies and ruled in a similar manner. These Danes often acted in allegiance with those of the Five Boroughs and the Danish King of East Anglia. First recorded invading newly ceded Mercian territories with their allies in 913, the Northampton Danes were initially very successful. However, on their return they were defeated by local Mercian forces near Luton, losing many horses and weapons. In December 914, their strength was further depleted when a number of Northampton Danes