Download or read book Emperors and Usurpers the Transformation of the Late Roman State written by Lecturer in Ancient Classics Mark Humphries and published by . This book was released on 2007-01-01 with total page 320 pages. Available in PDF, EPUB and Kindle. Book excerpt: 'Emperors and Usurpers' is a history of the Roman period from the accession of Valentinian in 364 to the death of Marcian in 457, a period of turbulence and radical change, by the end of which the empire had fragmented.