The catapult (katapeltikon) was invented under the patronage of Dionysius I, tyrant of Syracuse, in the 4th century bc. At first only the arrow-firing variant was used, and it was not until the reign of Alexander the Great that stone-projecting catapults were introduced. The Romans adopted these weapons during the Punic Wars and further developed them, before introducing the new arrow-firing ballista and stone-throwing onager. This title traces the often controversial design, development and construction of these weapons throughout the history of the classical world.

Osprey's study of various sieges in Rome, from 146 BC to 378 AD. Sieges were often pivotal in Rome's wars, including its conflicts with the Macedonians and Carthaginians in the 2nd century BC; the civil wars of the Republic; and the late Roman wars against the Sassanid Persians, who, alone amongst Rome's adversaries, were equally skilled in siegecraft. This book discusses the siege techniques employed by Roman armies and their opponents throughout the Republic and Empire. It shows that although the 1st century AD has long been considered the golden age of siegecraft, followed by a decline,...

The concept of a legionary fortress as a permanent structure dates from the reign of Augustus (27 BC-AD 14). It is only from that time that we find a standing army distributed around the empire, and their permanent fortresses developed from the temporary field fortifications of the legions on campaign. This book describes the development, design and construction of these fortresses throughout the length and breadth of the Empire. It also deals extensively with the experience of life within a typical fortress and covers the operational history of these fortifications, including the famous...

Describing the development of these hugely varied defensive systems, Duncan Campbell delves into the operation and social history behind the fortifications. With detailed colour artwork & maps, he traces their history from the 1st century AD through to 4th century AD.