Quote Originally Posted by oudysseos
Just turn the Yuezhi's settlement into a rebel faction and leave it be. I have to say that none of the alternatives that I have seen suggested are much improvement over the situattion now. If it gets to the point where you're inserting a faction of dubious historical value just for the sake of '21' then why bother? Unless the game will crash without 21 factions- that I don't know.
Dubious historical value? As opposed to lumping every independent city and tribe that together in an artificial rebel faction?