History of the Peloponnesian War

Chalcideus and Alcibiades, after pursuing Strombichides to Samos, armed the sailors from the Peloponnesian ships and left them at Chios, and replacing the crews of these ships with substitutes from Chios and manning twenty additional ships, they sailed to Miletus, with the intention of causing it to revolt.

For Alcibiades wished, since he was a friend of the leading men of Miletus, to win the Milesians over before the arrival of the Peloponnesian ships, and to fulfil his promise[*](cf. 8.12.2.) to secure for the Chians and himself and Chalcideus and for Endius the author of the expedition the credit of having, in concert with the Chian forces and Chalcideus, brought to revolt the largest possible number of cities.

Accordingly they made most of the voyage without being detected, barely anticipated the arrival of Strombichides and Thrasycles—who by chance had just come from Athens with twelve ships and joined in the pursuit—and induced Miletus to revolt. The Athenians followed at their heels with nineteen ships, and, when the Milesians would not admit them, took up their station at Lade, the island that lies off Miletus.

And now, immediately after the revolt of Miletus, the first alliance between the Lacedaemonians and the King was concluded through Tissaphernes and Chalcideus, on the following conditions: