The Late Roman Field Army
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Richard S. Cromwell. The Rise and Decline of the Late Roman Field Army. Shippensburg, Penn.: White Mane Publishing, 1998. ix + 79 pp. $40.00, cloth, ISBN 978-1-57249-087-1. Reviewed by Wayne Lee Published on H-War (December, 1998) Richard Cromwell, branching out consider‐ the Rhine and Constantinople, only occasionally ably from his previous scholarly works on mod‐ mentioning Africa, Britain, or Asia. Furthermore, ern German history, attempts here to survey, in towards the end of the book the eastern portion of very brief compass, the origins and consequences the empire drops out, with the explanation that it of the development of the Roman comitatensis, or maintained a more successful system of defense. mobile feld army, from approximately 280 A.D. to Cromwell turns instead to the relatively rapid de‐ the end of the western Roman Empire in 476. cline of the western empire, particularly under Cromwell sticks close to his subject, the feld Honorius (with Stilicho as the military comman‐ army, passing over current debates on Roman der) and his immediate successors. strategy and the socio-cultural role of the imperial It is also important to note that Cromwell ig‐ frontier.[1] In fve short chapters (not including a nores the Limitanei, the old army as converted to prologue and a conclusion), Cromwell traces the border troops, save for noting their occasional use changes in administrative structure, deployment, as pools of recruits for the comitatensis. Nor is and, most importantly, the composition of the mo‐ this a book about arms, armor, or tactics. bile feld army, from Diocletian's formalization of Cromwell sticks to his title: the field army. that organization through its dissolution in the Cromwell's thesis is that the mobile feld west. army (and consequently, although not explicitly, Cromwell, relying heavily on Ammianus, "defense-in-depth" a la Luttwak) was a workable Zosimus, and the recent interpretive structure concept of defense for as long as the army incor‐ provided by Emilienne Demougeot, provides a porated Germans into Roman-like units (auxilia) continuous narrative of the military events of his under Roman discipline and alongside traditional period, positioning the changes in army structure Roman heavy infantry (the legions). This system, into that narrative.[2] In general, Cromwell deals however, pressured by civil war and then rup‐ exclusively with the army between the mouth of tured by the disaster at Adrianople, did not sur‐ H-Net Reviews vive. Valens, and then Theodosius, resorted to us‐ tions associated with the International Congress ing Germans as allied or federate troops, under of Roman Frontier Studies. their own commanders and their own military Visually, Cromwell's work is hampered by ex‐ system. The "Roman" portions of the feld army, tremely poor graphic presentation. The sole map, increasingly ignored and suffering from systemic while not exactly illegible, is extremely difficult to corruption, fnally dissolved, although not with‐ use. The few illustrations in the middle of the out a successful role in stopping Attila at Chalons. book seem to be poor photocopies from other The question of the presence and role of the works, and most of them relate to a relatively barbarians in the Roman army is an important unimportant discussion of a particular auxilium-- one, but it is not clear that Cromwell's approach the Cornuti. A further graphic shortcoming may suffices to solve the problem. Cromwell hopes that be found in the otherwise useful organizational by analyzing the shifting organizational structure tables which are, unfortunately, unnumbered, of the feld army--that is, the various ratios of aux‐ and whose captions run together with the body of ilia, legions, and later of federates (to put it in sim‐ the text. ple terms)--that he can make conclusions about In short, Cromwell's work has value, if for no the relationship between "Romanness," "German‐ other reason than its brevity and clarity in dis‐ ness," and military efficiency. To this organiza‐ cussing the extremely complex changes in the tional argument he adds anecdotal references to military structure of the late Roman army, but for support generalizations about demoralization in $40, there are better options. General military his‐ the Roman components of the army and of a torians, in particular, would be better served by growing German sense of military superiority Edward Luttwak's more comprehensive study. that left them less amenable to Roman discipline Notes (p. 27). His organizational argument is well pre‐ sented, holds together, and operates from a good [1]. Edward N. Luttwak, The Grand Strategy grasp of the secondary literature on that subject of the Roman Empire (Baltimore: Johns Hopkins (given the brevity of the work). University Press, 1976); Arthur Ferrill, The Fall of the Roman Empire: The Military Explanation His comments about morale and the relative (New York: Thames and Hudson, 1986); Benjamin sense of military superiority are scantily support‐ Isaac, The Limits of Empire: The Roman Army in ed, however, and pose exactly the kind of ques‐ the East (Oxford: Clarendon Press, 1989), C. R. tions that lead into the literature on the nature of Whittaker, Frontiers of the Roman Empire: A So‐ the frontier that Cromwell ignores. He acknowl‐ cial and Economic Study (Baltimore: Johns Hop‐ edges the long history of Germans in the Roman kins University Press, 1994); Hugh Elton, Frontiers army, emphasizing instead the qualitative differ‐ of the Roman Empire (Bloomington: Indiana Uni‐ ence between their initial role as auxilia and later versity Press, 1996); Everett L. Wheeler, "Method‐ as federates. One is never comfortable, however, ological Limits and the Mirage of Roman Strate‐ with Cromwell's rather presumptive hard-line dis‐ gy," Journal of Military History 57 (1993), 7-42 and tinction between "Germans" and "Romans." 215-240. It is precisely in this area where reference to [2]. Emilienne Demougeot, La Formation De the debates on the nature of the frontier might L'Europe Et Les Invasions Barbares (Paris: Aubier, have been useful. Cromwell, for example, does 1979). not refer to C. R. Whittaker's important work on the frontier, uses archaeological evidence only in‐ Copyright (c) 1998 by H-Net, all rights re‐ cidentally, and in fact neglects all of the publica‐ served. This work may be copied for non-profit 2 H-Net Reviews educational use if proper credit is given to the au‐ thor and the list. For other permission, If there is additional discussion of this review, you may access it through the network, at https://networks.h-net.org/h-war Citation: Wayne Lee. Review of Cromwell, Richard S. The Rise and Decline of the Late Roman Field Army. H-War, H-Net Reviews. December, 1998. URL: https://www.h-net.org/reviews/showrev.php?id=2610 This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License. 3.