Beginning in 31 BC, the famous Pax Romana was a period of splendid prosperity for the great empire.Two glorious centuries of peace and order blessed Rome and her colonies.

• 自西元前31年开始是著名的和平时期，伟大帝国的黄金时期，罗马及各殖民地享受长达两世纪光荣的和平安定时期。