[familyop]

5th or 6th century? About the time the Saxons left england or shortly after.

[katana]

I think you mean left for England from Saxony (the North of what is now Germany). The Angles, another Germanic group, migrated around the same time, hence the name Anglo Saxon. Then the Danes and a smattering of Norwegians, the Normans (Viking stock who were settled in the northwest of France to be kept happily away from sacking Paris). For around 600 years England was the Grand Central Station of really bada** fellows with axes and swords.