Question

How did Justinian and Theodora gain and maintain power in the Byzantine Empire?

Answer 1

Unlike the fallen Western province of the Roman empire, Justinian and Theodora developed a ​centralized government where all power and decision-making was concentrated in one unit instead of having power in the hands of many different people in different locations.

Answer 2

Good education, and communication with the pope. Also, his marriage to Theodora and a bit of luck. ... Trade throughout the Empire and abroad through Silk Roads.