ancient greek history By avargekid 21,000 BCE 2100 BC The first Greek speaking people arrive in the area now known as Greece 776 BCE 776 BC First Olympic Games is held 700 BCE 700 BC The city state of Athens is formed 507 BCE 507 BC Athens becomes a Democracy 490 BCE 490 BC Persia attacks Greece, but is defeated at the Battle of Marathon Period: 447 BCE to 438 BCE 447-438 BC The Parthenon is built Period: 431 BCE to 404 BCE 431-404 BC Athens at war with Sparta. Sparta defeats Athens Period: 334 BCE to 323 BCE 334-323 BC Alexander the Great (A Macedonian) rules Greece, and defeats Persia, Syria, Egypt, and Afghanistan, but dies at the age of 32 323 323 BC Alexander the Greats Empire is divided into separate kingdoms, ending the Great Age of Greece