Vikings By ovanderlin 787 First Viking attack on England 793 Vikings raid St Cuthbert's monastery on the island of Lindisfarne, Britain 795 Viking raids start in Ireland 798 Viking raids begin in France 867 Northern Denmark Vikings settle in northern England 870 First Viking settlement in Ireland 878 Alfred the Great makes treaty with Danish Vikings 911 King of France makes treaty with invading Vikings 930 First Althing is held in Ireland 985 Erik the Red is banished from Iceland for three years for murder