Thread:Bizippo/@comment-24448826-20180602075712/@comment-24448826-20180701122240

The city-state is to indicate that Nilfgaard is along with the surrounding region an autonomous unit with greater rights, benefits and subordinate only to the Emperor - not some prince, count, burgrave or otherwise.

In real history Frankfurt was at one time both the capital of the Holy Roman Empire and a free city.