Ragnar Lodbrok the Battle of Ashdown on 8 January 871, where Bagsecg was killed. Halfdan accepted a truce from the future Alfred the Great, newly crowned king of Wessex. Halfdan succeeded Bagsecg as King of most of Denmark (Jutland and Wendland) in about 871. Bjorn Ironside became King of Sweden and Uppsala in about 865, (the same year his father Ragnar is said to have died). Bjorn had two sons, Refil and Erik Björnsson. His son Erik became the next king of Sweden, and was succeeded in turn by Erik the son of Refil. Sigurd Snake-in-the-eye became King of Zealand and the
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