Ancient Greece refers to the civilization belonging to the period of Greek history lasting from the Archaic period of the 8th to 6th centuries BC to 146 BC and the Roman conquest of Greece after the Battle of Corinth. At the center of this time period is Classical Greece, which flourished during the 5th to 4th centuries BC, at first under Athenian leadership successfully repelling the military threat of Persian invasion. The Athenian Golden Age ends with the defeat of Athens at the hands of Sparta in the Peloponnesian War in 404 BC.
Classical Greece is generally considered to be the seminal culture which provided the foundation of Western civilization.
Harry Turtledove uses Ancient Greece as a setting frequently in his writing. Conversely, stories set in Modern Greece are few and far between. Information about stories set in Greece after about AD 600 should go on that page.
Despite their common language and heritage, the Hellenes were divided in several autonomous city-states. After Alkibiades successfully conquered Syracuse,Sparta, and his own Athens, Hellenic Greece was sufficiently unified to launch a war with its eternal enemy, Persia.
In an alternate known as "Agrippan Rome", Greece remained part of the Roman Empire at the close of the 21st century. Its medicine and doctors were reckoned the best in the Empire, nevertheless they were still centuries behind the home timeline. Crosstime Traffic agent Melissa Solters did not trust them a centimeter when it came to removing her diseased appendix, and so transported home to have the job done.
The Hellenic World was still recovering from the actions of Alexander the Great, over a decade after his death. Various city-states were under the control of his heirs, while others managed to retain their independence.