The term for "goverment by the few" is Oligarchy
An Oligarchy
Scientifically, it is called Population.
Oligarchy
In a democracy, the people have control of the government; in a Dictatorship, one person has control of the government.A democracy is when the people rule the government and a dictatorship is when one or a small group of people rule the gobernment such as a military leader
rule by a small group of people
It refers to the situations where people interact in large or small groups. The field of group dynamics deals with small groups that may reach consensus and act in a coordinated way.Behavior of a group as a whole, as well as the behavior of an individual as influenced by his or her membership in a group.
a Small Group of People
I don't know if there is a word that refers to a small group of people at a church, but I do know that a group of people at a church if you are referring to everyone in the church as a whole would be called a congregation.
A government ruled by a small group of people is an oligarchy.
SCORE, in business terms, stands for Service Corps of Retired Executives. This group gives counseling and advice to people who own small businesses.
Small group people
Generally it refers to too many people in a small space.
A herd of lemmings refers to a group of rodents that exist in the arctic. They are small mammals that are related to muskrats.