Oligarchy
The definition of an Oligarchy is a small group of people having control of a country, organization, or institution. An oligarchy can be a form of government which all power resides with a few people or in a dominant class or group within the society. These groups of people may be distinguished by royalty, wealth, education, or military control.
Follow this link to watch a video relating to this concept
https://www.youtube.com/watch?v=JvJ1ZuJDNbQ
https://www.youtube.com/watch?v=JvJ1ZuJDNbQ