840-843, which is otherwise in strict geographical order, they stand between the Hellespontine towns and the Thracians of south-east Europe, i.e.
On the Hellespontine border of Thrace.
In Lemnos and Imbros he describes a Pelasgian population who were only conquered by Athens shortly before soo B.C., and in this connexion he tells a story of earlier raids of these Pelasgians on Attica, and of a temporary settlement there of Hellespontine Pelasgians, all dating from a time "when the Athenians were first beginning to count as Greeks."
By the euhemeristic Hellespontine Greeks Herodotus was told that Zalmoxis was really a man, formerly a slave of Pythagoras at Samos, who, having obtained his freedom and amassed great wealth, returned to Thrace, and instructed his fellow-tribesmen in the doctrines of Pythagoras and the arts of civilization.
He advocated (a) alliances with Argos, Thessaly and Macedon, (b) ascendancy in the Aegean (Naxos and Delos), (c) control of the Hellespontine route (Sigeum and the Chersonese), (d) control of the Strymon valley (Mt Pangaeus and the Strymon).