The Sicilian Expedition

415–413 BCE — Sicily, Athens

Today: Syracuse, Sicily (an Athenian expedition from Greece)

At the height of its long war with Sparta, Athens gambled on an audacious expedition to conquer Syracuse, a wealthy Greek city in distant Sicily — and lost almost the entire fleet and army, tens of thousands of men, in a catastrophe it never recovered from. It was a self-inflicted wound, born of overconfidence and greed for more. Athens had reached past the line it could supply and hold, and never recovered the power it spent there.

Worth knowing: The captured Athenians were worked to death in Sicilian quarries — but ancient sources say a few won their freedom by reciting the newest poetry of Euripides, so beloved was Athenian drama even among its enemies.

Pattern: Imperial overstretch — A state's commitments outrun the resources and logistics needed to hold them; the margin fails first.

Entry 52 of 240 in Precedent, a walk through the whole human story in order.