History of the Peloponnesian War

But as soon as Minos had formed his navy, communication by sea became easier, as he colonized most of the islands, and thus expelled the malefactors.

The coast populations now began to apply themselves more closely to the acquisition of wealth, and their life became more settled; some even began to build themselves walls on the strength of their newly-acquired riches. For the love of gain would reconcile the weaker to the dominion of the stronger, and the possession of capital enabled the more powerful to reduce the smaller towns to subjection.

And it was at a somewhat later stage of this development that they went on the expedition against Troy.

What enabled Agamemnon to raise the armament was more, in my opinion, his superiority in strength, than the oaths of Tyndareus, which bound the Suitors to follow him.