Political System: A political system is the set of institutions, laws, and procedures through which a country is governed. It encompasses all aspects of governance, including forms of government.
Democracy: Democracy is a form of government where power rests with the people who exercise it either directly or through elected representatives. In contrast to other forms where power may be inherited, democracy emphasizes popular participation and decision-making.
Authoritarianism: Authoritarianism refers to a form of government characterized by strong central control and limited individual freedoms. Power is concentrated in the hands of one person or a small group, often obtained through force or inheritance.