As the decline of the Roman Empire, imperial regnal year dating became sloppy, but remained the norm for 400 years in Church circles. The papacy was in regular contact throughout the Middle Ages with enovys of the Byzantine world, and had a clear enough idea (sudden deaths and deposals intervening) of who was emperor at any one time. |
As the decline of the Roman Empire, imperial regnal year dating became sloppy, but remained the norm for 400 years in Church circles. The Papacy was in regular contact throughout the Middle Ages with enovys of the Byzantine world, and had a clear enough idea (sudden deaths and deposals intervening) of who was emperor at any one time. |