when was ancient greek civilisation
This includes the conquests of Alexander the Great, and ends with the conquests of the different Hellenistic states by Rome (146-31 BC). The history of Ancient Greece falls into four major divisions. The Archaic period, when the civilization's main features were evolving, lasted from the 8th to the 6th centuries BC.verview and Timeline. The civilization of Ancient Greece emerged into the light of world history in the 8th century BC. Normally it is regarded as coming to an end when Greece fell to the Romans, in 146 BC. However, major Greek (or Hellenistic, as modern scholars call them) kingdoms lasted longer than this.