Because they do!
A democracy is a form of government where the people choose their leaders through voting. It is a government of the people, by the people and for the people.
Government is the process by which the affairs of large groups of people are organized. Democracy is one form of government.
Political science studies government and how it is organized.
school district
The government organized by some people can have a say
People that are opposed to any type of organized government are called anarchists. Anarchists believe in a self governed voluntary state.
special-purpose
a government that is characterized by a loosely organized group
township
township
school district
A loosely organized group of independent states with a weak central government is a confederacy.