An ideology is a set of beliefs or philosophies attributed to a person or group of persons, especially those held for reasons that are not purely epistemic, in which "practical elements are as prominent as theoretical ones."
Set of beliefs and values attributed to a person or group of people
A body of ideas that reflects the beliefs and interest of a nation, political system, etc. and underlies political action.
Doctrine, philosophy, body of beliefs or principles belonging to an individual or group.
A dictatorship, in order to secure its reign, bans things that do not conform to its ideology.