It is an amazing fact that the small group of Jesus-Followers in Judaea and Galilee who had "been with Jesus" initiated a movement that, in the course of the next 200-300 years, reached and transformed not only the Roman empire, but also other regions and countries like Armenia, Persia, and reached all the way to Ethiopia and India. How did the early Christians achieve this - in the face of opposition and persecution and without the backing of financial and political support? In this session, we will look at the key factors in the life and witness of these early Christians which made this possible.