Rome’s First Frontier. The Failure of Germania Magna and the Development of the Lower Rhine limes

Rome's frontier strategy in northern Europe underwent a significant shift by the mid-1st century AD, with the Rhine and Danube rivers emerging as pivotal natural boundaries for the Roman Empire. A study reveals that the initial ambition to establish a vast German province (Germania Magna) extending to the Elbe was abandoned after Augustus's defeat at the Battle of the Teutoburg Forest in AD 9. Tiberius then redirected military efforts, deploying legions along the Rhine and constructing strategic installations, including a frontier road in the Rhine delta by the mid-80s AD. This shift culminated under Domitian, who formalized the provinces of Germania Superior and Inferior, effectively declaring the 'German problem' resolved. The research highlights how logistical imperatives and territorial marking shaped Rome's northern frontier, with rivers serving as both barriers and lifelines.

Graafstal, E. (2026). La première frontière de Rome. L’échec de Germania Magna et le développement du limes du Bas-Rhin. HiMA : Revue Internationale d’Histoire Militaire Ancienne, (14), 43–54. https://doi.org/10.58335/hima.2345