The Battle of Tassaphon

Diocletian had no desire to rule over persia. He just wanted peace with the sasonids on the best possible terms. Galerius took a victory lap down through mesopotamia in order to sack the persian capital of tassaphon, which at this point was practically a right of passage for roman generals serving in the east. Unchecked, galerius probably would have marched all the way to da but he was able to see the bigger picture. In every way, diocletian got the better of the persians in the peace of nispus. Internal revolt squelched, external threats neutralized and a socio-economic order re designed