Of course, there are myraid of choices everywhere, as well as possibilities of new nations, barbaric states, organizations, hordes, and even new cradles. Chosen nations, although I call for 1 turn of following NPC actions somewhatish to prevent jarring changes, are easily changed and I allow for many sceneries.
Best thing is for you to say what you'd like, or even a certain region and I will give you some good choices.
Also, fyi most of the recent interaction is for Keltia, where religious and political effects of the Holy War is still reverberating, and the Levantine League where a strong centerpiece of middle east diplomacy is collapsing.