Now our Lord Jesus Christ himself, and God our Father, who loved us and gave us eternal comfort and good hope through grace,

 What was the restraining force which was still keeping The Lawless One under control? No one can answer that question with certainty. Most likely Paul meant the Roman Empire. Time and again he himself was to be saved from the fury of the mob by the justice of the Roman magistrate. Rome was the restraining power which kept the world from insane anarchy. But the day would come when that power would be removed--and then would be chaos. 