Topics 7-9 By cmahler24 500 BCE Roman Republic Begins 451 BCE The Twelve Tables 264 BCE Punic Wars 146 BCE Civil Unrest in the Roman Republic 60 BCE Julius Caesar Rises to Power 44 BCE Julius Caesar was Assassinated 31 BCE Octavian become the first emperor 286 Roman Empire splits into Two Empires 455 Western Roman Empire falls 476 Roman Empire Falls