 The Kingdom of the Isles (also known as the Kingdom of Mann and the Isles) was a Norse kingdom that existed in the British Isles from 1079 until 1266.The kingdom was formed by Godred Crovan when he seized the Isle of Man from other Vikings, probably from Dublin in 1079.In the first two attempts at capturing the island Godred was defeated; it was only with his third try that he was victorious near Ramsey.