The Picts and the Martyrs or Did Vikings Kill the Native Population of Orkney and Shetland?
I suspect that the Norse invaders of Orkney and Shetland didn’t just overwhelm’, or ‘submerge’ the native population: I think they killed them.
The Stewart Earls of Orkney and the History of Orkney and Shetland
The Northern Isles have their own national, or at any rate quasi-national, historical tradition. It is quite separate from that of Scotland, though it is clearly connected to it; and it offers parallels to the nineteenth-century growth in historical consciousness elsewhere in the British Isles.