In 404 B.C., the Spartans demolished the famous Long Walls of Athens, signalling the complete victory of the city of Lycurgus and the subordination of all Greece to the Spartan interest. Yet within forty years, the pride of Sparta had been humbled, their glory gone for ever.  Xenophon lived through this time; despite being Athenian he was intimate with some of the most influential people in Sparta, including King Agesilaus. Here is the on-the-spot documentation of the last years of the independent cities of Hellas, by someone who saw it all.  Translated by Rex Warner. https://cosmiccauldronbooks.com.au/p/imperial-caesar-rex-warner/