Political systems refer to the structures and processes through which a society makes collective decisions, exercises power, and governs itself.
Regimes are the rules, norms, and institutions that govern political behavior within a political system.
Governments: Governments are the specific individuals or groups that hold power within a political system and make decisions on behalf of the society.
Authoritarianism is a type of political system where power is concentrated in one leader or group without meaningful competition or accountability.