<p>The Roman Empire was not only built by the strength of the legions but also by a Navy that was the most powerful maritime force ever to have existed. It was only the existence of the fleet that secured the trade routes and maintained the communications within the huge Empire. At the height of its power the Roman Navy employed tens of thousands of sailors, marines and craftsmen, coming from every corner of the three continents under the rule of the Caesars.<br>This book reveals the design and development history of Rome's naval force at the height of its Imperial Power. As well as examining its warships, it reveals the basic navy structure and the tactics that were developed to make the most of Rome's naval design superiority.</p>