History of the Peloponnesian War

So there was a contention at this time, one side compelling the city to a democracy, the other, the army to an oligarchy.

And presently there was an assembly of the soldiers called, wherein they deprived the former commanders, and such captains of galleys as they had in suspicion, of their charge, and chose others, both captains of galleys and commanders, in their places, of which Thrasybulus and Thrasyllus were two. And they stood up and encouraged one another, both otherwise and with this:

that they had no cause to be dejected for the city's revolting from them; for they at Athens, being the lesser part, had forsaken them, who were not only the greater part, but also every way the better provided.