At this point all we can do is wait and see what is developed and then go from there.
Though who knows, given that just about everything else in Clausewitz-engine type games can be modded, perhaps there could be new forms of government added in by modders in addition to the ones that were in base V1 (monarchy, con-mon, democracy, pres-dictatorship, prol-dictatorship). If that could be done, the the modders could add in things from EU3 like tribal federation etc as Forms of Government as well.
Though who knows, given that just about everything else in Clausewitz-engine type games can be modded, perhaps there could be new forms of government added in by modders in addition to the ones that were in base V1 (monarchy, con-mon, democracy, pres-dictatorship, prol-dictatorship). If that could be done, the the modders could add in things from EU3 like tribal federation etc as Forms of Government as well.