M Molly New member Dec 12, 2009 #1 How did they maintain their empires? What were some differences between the 2 empires?
R redunicorn New member Dec 12, 2009 #2 Both had armies that used force to maintain their empires. Both built roads. Romans used horses. Incas used llamas. Romans could write. Incas used knotted ropes for communication.
Both had armies that used force to maintain their empires. Both built roads. Romans used horses. Incas used llamas. Romans could write. Incas used knotted ropes for communication.
