Finally the topic I was most interested in 😉
Everything seems very promising, but I still don’t see a major point here - the Capital.
The capital is the center of your empire, the cradle of culture and civilization. As such, it has be allowed to have an additional slot for building or special slot of building. Something special, something unique (like i.e. the Coliseum in Rome, Hague Sophia in Constantinople, etc)... A building that will give you advantage when the empire is getting larger and larger.
Speaking about getting a larger empire - how is this going to be reflected i