empire ''er nshahr'' dominion aryans ie iranians chapter iran 's history followed roughly six hundred years conflict roman empire time sassanian romano byzantine armies clashed influence anatolia western caucasus mainly lazica kingdom iberia modern day georgia abkhazia mesopotamia armenia levant justinian war came uneasy peace payment tribute sassanians however sasanians used deposition byzantine emperor maurice ''casus belli'' attack empire many gains sassanians
Humanities History Asian history Iranian history