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
History of England Britain was in 793 at Lindisfarne monastery as given by the "Anglo-Saxon Chronicle". However, by then the Vikings were almost certainly well-established in Orkney and Shetland, and many other non-recorded raids probably occurred before this. Records do show the first Viking attack on Iona taking place in 794. The arrival of the Vikings (in particular the Danish Great Heathen Army) upset the political and social geography of Britain and Ireland. In 867 Northumbria fell to the Danes; East Anglia fell in 869. Though Wessex managed to contain the Vikings by defeating them at Ashdown in 871, a second invading army