- Collapse and Recovery of the Roman Empire (Routledge Key Guides) by Michael Grant, 1999-03-31
- Failure of Empire: Valens and the Roman State in the Fourth Century A.D. by Noel Lenski, 2003-03-03
- Wallenstein: The Enigma of the Thirty Years War by Geoff Mortimer, 2010-09-15
- The Thirty Years War: The Holy Roman Empire and Europe, 1618-48 by Ronald G. Asch, 1997-07-15
- FRONTIERS OF THE ROMAN EMPIRE, THE by David Breeze, 2011-05
- Theodosius: The Empire at Bay (Roman Imperial Biographies) by Gerard Friell, Stephen Williams, 1998-05-28
- The Limits of Empire: The Roman Army in the East (Clarendon Paperbacks) by Benjamin Isaac, 1993-09-30
- The Roman Empire from Severus to Constantine by Miss Pat Southern, Pat Southern, 2001-10-19
- Roman Empire by Nigel Rodgers, 2006-09-25
- Agrippina: Sex, Power and Politics in the Early Empire (Roman Imperial Biographies) by Anthony A. Barrett, 1999-08-26
- The Roman Empire, 27 B.C.-A.D. 476: A Study in Survival by Chester G. Starr, 1983-01-13
- Fields of Conflict: Battlefield Archaeology from the Roman Empire to the Korean War (Battle Archaeology)
- Caesar: A History of the Art of War Among the Romans Down to the End of the Roman Empire, With a Detailed Account of the Campgains of Caius Julius C (Great captains) by Theodore Ayrault Dodge, 1995
- Prophecy and History in the Crisis of the Roman Empire: A Historical Commentary on the Thirteenth Sibylline Oracle (Oxford Classical Monographs) by David S. Potter, 1991-01-31
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