Fall of the Western Roman Empire
Growing bodies of evidence have shown that many of what was "known" about Rome's late days, regarding reports of moral decadence, sexual depravity, and excess – the stories about Romans making themselves vomit in order to keep eating – had little to no ground in reality. These elements all fit the model of a black legend and can be the surviving remains of one who affected the Roman Empire during its life and the Fall of the Western Roman Empire, and was reverted by medieval authorities who needed the legacy of Rome to legitimize their power.