What goals did the rulers of Byzantium set themselves under Justinian?

During the reign of Emperor Justinian, the leadership, together with him, sought to restore the greatness of the Roman Empire. Justinian began to improve the state apparatus and the system of self-government. He strove to revive ancient traditions and orders in Byzantium. During his reign, a collection of laws was issued, which streamlined relations between citizens. Subsequent Byzantine emperors also sought to restore the power of the state. They improved the cultural and scientific aspects of life.