sikandar323
Chieftain
In order to compensate for the overgrowth by rapid conquests or founding of cities, every x years, the probability of dividing the country increases, and much more if the civilization is over extended. The new countries that emerged from this division would be more likely to reunite according to their proximity, shown in a much shorter period of discontent. The reference cases are: China and its multiple divisions and reunifications, the British Empire, the Mongol Empire, etc ...