Politics in the British Isles converse of unionism, nationalism, is also an important factor for politics in the Isles. Nationalism can take the form of Welsh nationalism, Cornish nationalism, English nationalism, Irish nationalism, Scottish nationalism, Ulster nationalism or independence movements in the Isle of Man or Channel Islands. Identity is intertwined with politics, especially in the case of nationalism and independence movements. Details on identity formation in the British Isles can be found at Britishness, Scottish identity, Irish people. Pan-Celticism is also a movement which is present in several of the countries which have a Celtic heritage. There are no major political parties that are
Norse activity in the British Isles in the country. For this reason, historian Peter Hunter Blair noted that in Britain, the archaeological evidence for Norse invasion and settlement was "very slight compared with the corresponding evidence for the Anglo-Saxon invasions" of the 5th century. Norse activity in the British Isles Norse activity in the British Isles occurred during the Early Medieval period when members of the Norse populations of Scandinavia travelled to Great Britain and Ireland to settle, trade or raid. The Norsemen who came to the British Isles have been generally referred to as Vikings, but it is debated whether the term "Viking" represented all