Between 1878 and 1881, Standish O’Grady published a three-volume History of Ireland that simultaneously recounted the heroic ancient past of the Irish people and helped to usher in a new era of cultural revival and political upheaval. At the heart of this history was the figure of Cuculain, the great mythic hero who would inspire a generation of writers and revolutionaries, from W. B. Yeats and Lady Augusta Gregory to Patrick Pearse. Despite the profound influence O’Grady’s writin...