Why do you believe the Macedonians were so successful in establishing an empire? Do you believe that is was primarily because of Alexander and his genius, or was it because of the organization established by Phillip II? Why didn't the Macedonian Empire last? Compare and contrast the Macedonian Empire and Roman Republic. In what ways did the Roman Republic mirror the expansion of the Macedonian Empire? What aspects of the Roman republic allowed it to outlast the Macedonian Empire?