What was the period of peace that began with the rule of Augustus called?

The 207 year-long period of relative political

stability and prosperity in the Roman Empire was called Pax Romana,

or Roman Peace. It is also sometimes referred to as Pax Augusta, as

this period started under the first Roman emperor, Augustus. It

followed the period of civil wars which tore Rome apart, brought

down the Roman Republic and led to its replacement by the absolute

rule by emperors which was started by Augustus.