Gaius Aurelius Valerius Diocletianus (245-313) û Roman Emperor. He established absolute power of the emperor and declared himself a sovereign governor, not just a Princept. The period of the Roman history called “the Dominate” begins with his reign. Diocletian’s reforms preserved the Eastern-Roman Empire for more than a millennium.

Originally released by First American Media Group, Inc., 2012. Streaming video file encoded with permission for digital streaming by Infobase on September 13, 2016.

Gaius Aurelius Valerius Diocletianus: Famous Emperors (6:59); .