Historiography of the fall of the Western Roman Empire Roman civilisation which under-girded the Empire. According to this school, drawing its basic premise from the Pirenne thesis, the Roman world underwent a gradual (though often violent) series of transformations, morphing into the medieval world. The historians belonging to this school often prefer to speak of Late Antiquity instead of the Fall of the Roman Empire. In "The History of the Decline and Fall of the Roman Empire" (1776–88), Edward Gibbon famously placed the blame on a loss of civic virtue among the Roman citizens. They gradually entrusted the role of defending the Empire to barbarian mercenaries who eventually turned
Structural history of the Roman military off deep in the enemy's rear. Simultaneously, barbarian troops in Rome's pay came to be "in a condition of almost perpetual turbulence and revolt" from 409 onwards. In 476 these troops finally unseated the last emperor of the Western Roman Empire. The Eastern Roman forces continued to defend the Eastern Roman (Byzantine) Empire until its fall in 1453. The former Oxford University historian Adrian Goldsworthy has argued that the cause of the fall of the Roman Empire in the West should not be blamed on barbarization of the late Roman Army, but on its recurrent civil wars, which led to