Even as the western half of the empire began to slip away from the rule of the Caesars, and fall to barbarian invaders, so in the eastern half, where Roman power endured, the Cross provided assurance to an embattled people that victory would ultimately be theirs. In Christ’s agonies had been the index of his defeat of evil. This was why, triumphant even on the implement of his torture, he was never shown as suffering pain. His expression was one of serenity. It proclaimed him Lord of the Universe.