Hey, looking rad
So for Africa my thoughts are turning towards its role as a colonized source of raw materials. I'm thinking something like:
Resource Rich
If this country is Developing, apply a +modifier to any Developed country it is linked to.
So this creates a horrible cynical game where you send development aid to African countries to give them just enough independence to stop being exploited by your opponent's economy. And then you organize superweapon detonations to collapse their society to give your mining firms impunity again.