the sunni and shai was divided because they were trying to help fuel resurgence of conflicts in the middle east and muslim countries
Because of the romace the climate the food the energy of people there because of the rich history because of rome and much more
It means that the land and money are mostly in the hands of a small population: of the rich (which can, but don't have to also have the political power).
This means that the wealth is not evenly distributed, that is, all people have the same amount, but that some people have a lot more than others.