Originally Posted by RLucid
But, around 35 settlements where city management starts to become a burden, I tend to get bored of the game due to perceived lack of challenges. Constant rebel armies (3 or 4 per turn) are boring, and the vastly larger empire than any opposing factions, make it rather trivial to crush further targets militarily by brute force. So I haven't spent vast amount of game time, struggling against rebellious cities. The frequency of rebels in countryside is reduced in some mods (like the Vanilla Play Balance Mod) to reduce part of issue.