His historical fiction sagas , published by Edhasa , are inspired by Germanic heroes like Arminius in the times of ancient Rome , or the saxon duke Widukind , who led a rebellion during early Middle Ages against emperor Charlemagne .
His historical fiction sagas , published by Edhasa , are inspired by Germanic heroes like Arminius in the times of ancient Rome , or the Saxon duke Widukind , who leaded a rebellion during early Middle Ages against emperor Charlemagne .