Answer:
Pax Romana
Explanation:
Pax Romana was indeed a roughly 200-year period of great freedom and development in Rome. The Pax Romana, sometimes known as the Roman Peace, was indeed an era of relative prosperity and harmony in the Roman Empire that began with Augustus' conquest and continued since over 200 years. With the exception of some battles with communities along the frontier, the kingdom was at rest for 200 years.
