The followingoutline is provided as an overview of and topical guide to politics and political science:
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Politics – the exercise of power; process by which groups of people makecollective decisions. Politics is the art or science of running governmental or state affairs (including behavior within civilgovernments), institutions, fields, and special interest groups such as thecorporate,academic, andreligious segments of society.
Political science – the field concerning the theory and practice ofpolitics and the description and analysis ofpolitical systems and political behavior.

Theseparation of powers is typically set in theconstitution orbasic law in order to achievechecks and balances within government. The typical model has three branches, and is referred to as thetrias politica.
