Book 4
8.26
Accordingly he sailed to the Hellespont, and, since there was no adversary there, thought that he could accomplish some useful service for his state. In the first place, therefore, learning that Amedocus, the king of the Odrysians, and Seuthes, the ruler of the coast region, were at variance, he reconciled them to one another and made them friends and allies of the Athenians, thinking that if they were friendly, the Greek cities situated on the Thracian coast would also show a greater inclination towards the Athenians.
8.27
Then, with this matter successfully arranged, and the cities in Asia in a favourable attitude on account of the King’s being a friend of the Athenians, he sailed to Byzantium and farmed out the tithe-duty on vessels sailing out of the Pontus.cp. I. i. 22 and note. He also changed the government of the Byzantines from an oligarchy to a democracy, so that the commons of Byzantium were not sorry to see the greatest possible number of Athenians present in their city.