
Oxbow Books · Books & Media
Ancient Arms Race: Antiquity's Largest Fortresses and Sasanian Military Networks of Northern Iran
€102.99
In stock
Prices last checked 4 Nov 2026, 11:30 UTC. Delivery and checkout conditions apply.
Single retailer.
Visit retailerCompare retailer offers
Agenda Bookshop
In stock · Checked 4 Nov 2026, 11:30 UTC
About this product
Which ancient army boasted the largest fortifications, and how did the competitive build-up of military capabilities shape world history? Few realise that imperial Rome had a serious competitor in Late Antiquity. Late Roman legionary bases, normally no larger than 5 ha, were dwarfed by Sasanian fortresses, often covering 40 ha, sometimes even 125–175 ha. The latter did not necessarily house permanent garrisons but sheltered large armies temporarily – perhaps numbering 10,000–50,000 men each. Even Roman camps and fortresses of the Early and High Empire did not reach the dimensions of their later Persian counterparts. The longest fort-lined wall of the late antique world was also Persian. Persia built up, between the fourth and sixth centuries AD, the most massive military infrastructure of any ancient or medieval Near Eastern empire – if not the ancient and medieval world. Much of the known defensive network was directed against Persia’s powerful neighbours in the north rather than the west. This may reflect differences in archaeological visibility more than troop numbers. Urban garrisons in the Romano-Persian frontier zone are much harder to identify than vast geometric compounds i