original_query: What is the timeline of conflict in Anglo-Saxon Britain?
query: What is the timeline of conflict in Anglo-Saxon Britain?
answer: The timeline of conflict in Anglo-Saxon Britain spans from just before the Roman Army's departure in the 4th century to just after the Norman Conquest in the 11th century.  Key events include the Anglo-Saxon arrival, various battles between Anglo-Saxons and Britons (including those involving figures like Arthur), the establishment of Anglo-Saxon kingdoms, and conflicts with other groups like the Vikings.