hi! not discouraging more info on this topic, but meanwhile, you might be interested in this earlier post:

• Why haves the Jutes been forgotten in the Anglo Saxon period of British history?

... and a few which discuss the blurring of identities into "English":

• In Anglo-Saxon England, would people distinguish between Angles, Saxons and Jutes? When did this distinction disappear?

• Why is England named after Angles and not after Saxons?

• Why is it England and not Saxland?

• When did people of Celtic, Saxon, Viking, Jute descent start to consider themselves as one English people?