Final answer:
The Pax Romana was a period of peace and prosperity in the Roman Empire initiated by Augustus.
Step-by-step explanation:
The subject of the question is History. The question is asking about the Pax Romana, which was a period of relative peace and stability in the Roman Empire that was initiated by Augustus. The Pax Romana is considered a high point in Roman history as it brought about a period of economic prosperity, expansion of infrastructure, and cultural achievements.
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