30 BCE          Suicides of Antony and Cleopatra; Egypt annexed as a Roman province

29                  Octavian celebrates his triple triumph

28                  Octavian’s first census of the Roman people

27                   First Constitutional Settlement; Octavian assumes the name Augustus

23                  Second Constitutional Settlement; death of Marcellus

18                   Agrippa given tribunician power; Augustus introduces his laws on morality

12                   Augustus becomes Pontifex Maximus; death of Agrippa

9                    Dedication of the Ara Pacis in Rome

2                    Augustus receives the title pater patriae

4 CE              Augustus adopts Tiberius; Tiberius adopts Germanicus; Tiberius receives tribunician power for ten years

6                   Judaea made a Roman province

9                    Varus defeated in Germany by Arminius – three Roman legions are lost

13                  Tiberius’ tribunician and other powers renewed for a further ten years, with authority equal to that of Augustus

14                  Death and deification of Augustus; accession of Tiberius