The people of the Indus Valley. Some of them were farmers. They grew crops like barley, peas, wheat, dates, and melons. The farms were not just for , some grew cotton and raised sheep, pigs, and cattle. Every town had its own storage building to hold what that town needed.
Athens was ruled by a king
They were all on the border of the two sides and all of them had reasons to go both ways in the conflict.