Addendum: This is part of the reason why having 'Unreal Estate' be a thing for us would make things a bit easier. Simpler for the cities to just declare themselves as independent city states and then broker trade via portal system.
Also, having them be independant will reduce the level of international screaming. (Can you imagine the fit Russia Vladimir Putin would pitch?)
Also, having them be independant will reduce the level of international screaming. (Can you imagine the fit Russia Vladimir Putin would pitch?)