The Roman Eastern Frontier and the Persian Wars: AD 363-630 : a narrative ... - Google Books

https://books.google.de/books?id=zc8iAQAAIAAJ

Late Antiquity was an eventful period on the eastern frontier of the Roman empire. From the failure of the Emperor Julian's invasion of Persia in 363 AD to the overwhelming victory of the Emperor Heraclius in 628, the Romans and Persians were engaged in…