 After the Roman departure from Britain, completed in 410, Newcastle became part of the powerful Anglo-Saxon kingdom of Northumbria, and was known throughout this period as "Munucceaster" (sometimes modernised as "Monkchester").Conflicts with the Danes in 876 left the settlements along the River Tyne in ruins.After the conflicts with the Danes, and following the 1088 rebellion against the Normans, Monkchester was all but destroyed by Odo of Bayeux.