The Parthians were in disarray at this time , due to civil wars , and unable to offer much resistance .
In 116 CE , the Roman emperor Trajan invaded the Parthian empire and conquered all the way to Babylon .
The Parthian empire were in disarray at this time , due to civil wars , and unable to offer much resistance .
In 116 CE , the Roman emperor Trajan invaded the Parthian empire and conquered all the way to Babylon .