Celts – Art and Identity review: an unintentional resurrection | Jonathan Jones

British Museum exhibition seems intended to bury the Celts but ends up reviving them in all their misty splendour Celts – Art and Identity is a great exhibition that achieves the opposite of what it intends. In wall texts and a richly detailed catalogue it sets out a sceptical approach to the ancient peoples of north-western Europe. Celts, we’re told, never called themselves Celts and modern constructions of a genetic and eternal Celtic identity – promoted by Scottish, Welsh an