The Revolt of Owain Glyn Dwr Author:R. R. Davies, Oxford University Press Owain Glyn Dwr is the most commanding figure in the history of Wales, His revolt (1400-1409) gave the people of Wales a glimpse of their country as an independent state. Written by Britain's leading medieval historian, this is the first scholarly book for over fifty years to present Owain and his revolt to a general audience.