By the beginning of the first century ... again in 19 AD and during the reign of Claudius. However, they were soon allowed to return and continue their independent existence under Roman law.

Along with the later writings of Dio Cassius, the work of Tacitus and Suetonius still form the basis of our understanding of the Roman Empire in the first century AD.

Christianity first arrived in North Africa ... as the religion of dissent against the expanding Roman Empire. In the 4th century AD the Ethiopian King Ezana made Christianity the kingdom's ...

Irene of Athens was the first Greek-Roman empress to wield power as a sole ruler of the Eastern Roman (Byzantine) Empire.