roman-persian wars

In 44 BCE, Julius Caesar was planning an invasion of the Parthian Empire. Of course, his planned invasion never happened, since he was assassinated before he could start it. What if he had survived to invade the Parthian Empire? How well could he have done?

For the longest time, the Persians was a thorn in the Romans side that only got worst as time went on. First the Parthians, and then the Sasanian Empire seemly became trapped in a cycle of 'tug of war' for the region, first with the Roman Republic, then the Roman Empire, and at last the...