... -moment attacks from other nations, and Rome wasn't ready to deal with these. These attacks led to the breakdown of communication and trade. Towards the end of the Roman existence, Marcus Aurelius and Septimus Severus invaded the Parthian kingdoms. But the Parthians were replaced by a stronger nation, the Sassanians. They overcame the Roman troops in Palestine, Mesopotamia, and Cappodocia. ...

• Word Count: 1134
• Approx Pages: 5
• Grade Level: High School