New Defender's Study Bible Notes
2:1 all the world. Such a decree does not reflect ignorance on the emperor’s part, but arrogance. As great as the Roman Empire was, he certainly knew that Rome could not gather taxes beyond its own boundaries. He evidently believed that the rather limited part of the “world” (i.e., in Greek, oikoumene, meaning “inhabited world”) which was controlled by Rome was all that deserved the designation.