- See also changes related to Liberalism, or pages that link to Liberalism or to this page or whose text .
- Ideology : An organized set of ideas and ways of understanding the world, usually normative, and often on political, economic, ethical or philosophical subjects.
- Government : The system by which a community or nation is controlled and regulated. A government is a person or group of persons who govern a political community or nation.
- Political philosophy : Branch of philosophy that deals with fundamental questions about politics.
- Politics : Activity that relates to the way in which society is governed, and the process by which human beings living in communities make decisions and establish obligatory values for its members.
- Adam Smith : Scottish moral philosopher and political economist (1723-1790), a major contributor to the modern perception of free market economics; author of Wealth of Nations (1776).
- John Locke : (1632–1704) English empiricist philosopher.
- John Rawls : (1921–2002) American liberal political philosopher and professor at Harvard University.
- American conservatism : A diverse mix of political ideologies that share support for market economics, some view of American exceptionalism and, generally, decentralization of government; differing views of individual liberties versus enforcement of morality; in opposition to liberalism, socialism and communism; factions include libertarianism, social conservatism, nativism (politics) and neoconservatism
- Anarchism : Doctrine that all forms of government are undesirable and should be abolished.
- Conservatism : Political principles and practices that oppose radical reform, emphasising respect for existing institutions and traditions, and often involving support for the free enterprise capitalism.
- Libertarianism : A political ideology that regards individual freedom as having the highest value in society.
- Republicanism : The political ideology of a nation as a republic, with an emphasis on liberty, rule by the people, and the civic virtue practiced by citizens.
- Social Gospel : Protestant intellectual movement that applied Christian principles to social problems.
- Socialism : Any socio-economic system in which property and distribution of wealth are controlled by a community, by cooperation law.
- The Enlightenment : An 18th-century movement in Western philosophy and intellectual life generally, that emphasized the power or reason and science to understand and reform the world.
- Utilitarianism : Philosophical doctrine created by Jeremy Bentham and James Mill which states that an action can be considered good to the extent that it increases the general level of happiness in society.