<Li> Isaac Asimov's fictional Galactic Empire and Foundation series refer to Pax Trattoria and Pax Imperium . </Li> <Li> Pax Soprana is the sixth episode of the HBO original series The Sopranos . </Li> <Li> In Magi: The Labyrinth of Magic, Reim's Peace is the Reim Empire's version of Pax Romana, established about 200 years prior to the series by Empress Scheherazade . Reim is a nation based on the Roman Empire . </Li> <Li> In Fallout: New Vegas Caesar aims to use his Roman - style army to create a new Pax Romana across the wasteland . </Li>

What was the role of the army during the pax romana