>>1277540Not really. The templars were a large multi-ethnic organization interested in amassing wealth and power. If you think Jerusalem and the crusader kingdoms were ethnically pure in any way then you need to do a significant amount of research.
Vikings were raiders, they regularly settled and married into local populations. See: Normandy & Anglo-Saxon England.
>>1277391This is just a stupid co-option of history to reinforce modern conceptions of the ethno-nation state. It's an anachronism in every sense; those ideas just didn't exist at the time.