First of all there have been added a few new city states to God’s and King’s. These city states are Colombus which is a mercantile city state then you also have Milan which is a cultural city sate and of course a new religious city state which is Geneva.
As you might have heard God’s and King’s have the feature of religion. Religion in God’s and King’s is also a recourse so that’s why there are city states like Geneva to improve your Religion output. The religion city states work the same way as the original city states.
Also if you listened to the latest polycast they talk about a thing when you bring military units close to the borders of a city state you might convince them to give you resources.
thats all it for now more info comming soon