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
British Isles – A Natural History a companion series about British wildlife called "The Nature of Britain", also presented by Titchmarsh. A 3-disc Region 2 and 4 DVD set (BBCDVD1506) featuring all eight episodes was released on 29 November 2004. Titchmarsh wrote an accompanying book, also called "British Isles: A Natural History", and released by BBC Books on 1 October 2004. () British Isles – A Natural History British Isles – A Natural History is an eight-part documentary series produced by the BBC Natural History Unit and presented by Alan Titchmarsh. Originally broadcast in the UK on BBC1 from September to November 2004, it took viewers