Ancient Rome By Lamar.H 509 BCE roman republic id founded 449 BCE the law of the 12 tables is instituted 218 BCE Hannibal invades italy 73 BCE the spartacus slave uprising 45 BCE Julius caesar becomes dictator 44 BCE Julius caesar is assassinated 38 BCE Emperor Caligula's reign begins 27 BCE Augustus becomes the first emperor of Rome 64 great fire of Rome 80 construction of the Closseum is completed 96 age of the five good Emperors 165 Antonine plague 330 capital of the Empire is moved to Constantinople 380 Empire converts to Christianity 410 sack of Rome