History of the Peloponnesian War

Thucydides

Thucydides. The history of the Peloponnesian War, Volume 1-2. Dale, Henry, translator. London: Heinemann and Henry G. Bohn, 1851-1852.

They then, after having settled this, returned home; as did the ambassadors of the Athenians afterwards, when they had despatched the business they had gone on.

This decision of the assembly, that the treaty had been broken, was made in the fourteenth year of the continuance of the thirty years' truce, which had been concluded after the war with Euboea.

Now the Lacedaemonians voted that the treaty had been broken, and that war should be declared, not so much because they were convinced by the arguments of the allies, as because they were afraid that the Athenians might attain to greater power, seeing that most parts of Greece were already under their hands.