The first settlements in Ancient Greece date back to the Palaeolithic era (11,000-3,000 BC), according to excavation work done around Greece. These first civilizations were part of the Bronze Age.
Globally, most are familiar with The Classical Period of Greek history (6th- 4th BC) where Athens became an international spotlight for western civilization. Democracy, rhetoric, politics, arts, sports, and many other cultural impacts were born from this Greek age.