History of the Peloponnesian War

Withdrawing their troops from Euboea not long afterwards they made a truce with the Lacedaemonians and their allies which was to last for thirty years, restoring Nisaea, Pegae, Troezen, and Achaea; for these were the places belonging to the Peloponnesians which the Athenians then held.

Six years later a war arose between the Samians and the Milesians about the possession of Priene, and the Milesians, who were being worsted in the war, went to Athens and cried out against the Samians. They were seconded in their complaint by some private citizens from Samos itself who wished to revolutionize the government.

So the Athenians sailed to Samos with forty ships and set up a democracy, taking as hostages of the Samians fifty boys and as many men, whom they deposited in Lemnos;