I raro i te emepara Trajan (2nd rautau AD) i tae te emepara ki tona whakawhānui mōrahi, te mana tata 5,900,000 km2 (2,300,000 sq mi) o te mata whenua, tae atu ki Itari, Gallia, Dalmatia, Aquitania, Britannia, Baetica, Hispania, Thrace, Makeronia, Kariki, Moesia, Dacia, Pannonia, Ihipa, Asia Minor, Kapadokia, Armenia, Kaukau, Te Tai Tokerau o Awherika, Levant me nga wahi o Mesopotamia. Pax Romana, he wā o te rangimarie, te ahurea, me te kāwanatanga whaihua i roto i te rohe i raro i mutu i roto i te 3rd rautau, ka he raupapa o nga pakanga ā iwi i raro i te kaha o Roma me te pāpori ohaoha Pātai: He aha te rohe ki te raki?
Nga awa o Rhine me Danube