Battle of Catalaunian Plains 451 marked shift in Roman military tactics

February 28, 2026Theory

Source: Did the Roman Empire fall because it recruited too many barbarians into the military? by The Historian's Craft

The 451 Battle of Catalaunian Plains saw Aetius commanding a coalition including Visigoths under Theodoric against Attila. Many listed 'barbarian' forces likely had Roman leaders and organizational structures! Classicizing late antique authors may have distorted how non-Roman forces are described — strongly recalls Marathon.

Key facts

The Battle of Catalaunian Plains in 451 featured Aetius commanding a coalition against Attila
The Visigoths under Theodoric fought alongside Roman forces
The battle strongly recalls the classical Battle of Marathon due to classicizing writing styles
The term 'hospitalitas' initially billed troops in houses but shifted to tax revenue in late antiquity
Many listed 'barbarian' forces at the battle likely had Roman leaders and organizational structures
The classicizing writing of late antique authors may have distorted how non-Roman forces are described