Answer:
Because their rate of reproduction is quite fast and because most cities haven't done anything about their Population for a long time meaning they have had a long time to expand their 'territory'
But what do I know, I live in a village
Enforcement of rules limiting personal freedom
This person's ability to bring people together and gain respect will allow him to execute his philosophy. Being he believes that personal freedom should be limited this will create an environment of totalitarianism.