1st c. AD
64-68 AD ­ Nero has the Domus Aurea, a new and magnificent imperial residence, built in Rome.
80 BC ­ The Coliseum, a grandiose amphitheater for gladiatorial combat, hunting spectacles, and mock sea battles.

2nd c. AD
113 AD ­ Inauguration of Trajan’s column, a magnificent structure adorned with a lively and realistic spiral frieze depicting the Roman campaigns against the Dacians.

3rd c. AD
247 AD ­ First millennium of the founding of Rome.
284 AD ­ Diocletian is emperor of the East.

4th c. AD
315 AD ­ Constantine’s edict conventionally inaugurates the early Christian basilica. The Roman senate celebrates Constantine’s victory at the Milvian Bridge with a large triumphal arch.The classical tradition is revived in a monumental key in official sculpture for the deification of the figure of the emperor.

5th c. AD
410 AD ­ Capture of Rome by Alaric, leader of the Visigoths and governor of Illyria.
475 AD ­ Fall of the 
Western Roman Empire.