Left-wing politics

The Third International Theory, also known as the Third Universal Theory (Arabic: نظرية عالمية ثالثة‎‎), refers to the style of government proposed by Col.

The term Christian left refers to a spectrum of left-wing Christian political and social movements that largely embrace viewpoints described as social justice that upholds a social gospel.

Sennacieca Asocio Tutmonda (SAT; in English, World Anational [alternatively: Non-National] Association) is an independent worldwide cultural Esperanto association of a general left-wing orientation.

Left-wing nationalism, or leftist nationalism, describes a form of nationalism based upon social equality, popular sovereignty, and national self-determination.

The New Left was a broad political movement mainly in the 1960s and 1970s consisting of educators, agitators and others who sought to implement a broad range of reforms on issues such as civil rights, gay rights, abortion, gender roles, and drugs, in contrast to earlier leftist or Marxist movements that had taken a more vanguardist approach to social justice and focused mostly on labor unionization and questions of social class.

Socialism is a range of economic and social systems characterised by social ownership and democratic control of the means of production; as well as the political ideologies, theories, and movements that aim at their establishment.

Rerum novarum (from its first two words, Latin for "of revolutionary change"), or Rights and Duties of Capital and Labor, is an encyclical issued by Pope Leo XIII on 15 May 1891.

Participatory economics, often abbreviated parecon, is an economic system based on participatory decision making as the primary economic mechanism for allocating the factors of production and guidance of production in a society.

World revolution is the Marxist concept of overthrowing capitalism in all countries through the conscious revolutionary action of the organized working class.

Autonomism or Autonomist Marxism is a set of anti-authoritarian left-wing political and social movements and theories.

Socialism of the 21st century (Spanish: Socialismo del siglo XXI) is a political term used to describe the interpretation of socialist principles advocated first by Heinz Dieterich in 1996 and later by Latin American leaders like Hugo Chávez of Venezuela, Rafael Correa of Ecuador, Evo Morales of Bolivia, and Luiz Inácio Lula da Silva of Brazil.

Communalism (spelled with a capital C to differentiate it from other forms) is a libertarian socialist political philosophy coined by author and activist Murray Bookchin as a political system to complement his environmental philosophy of social ecology.

Neozapatismo or Neozapatism (sometimes mislabeled as Zapatismo) is the Mexican ideology behind movements such as the Zapatista Army of National Liberation.

The regressive left (also sometimes referred to as regressive liberals) is a political epithet used to negatively characterize a section of left-wing politics which is accused of paradoxically holding reactionary views due to its tolerance of illiberal principles and ideologies (such as extremist Islamism) for the sake of multiculturalism and cultural relativism.

The term social criticism often refers to a mode of criticism that locates the reasons for malicious conditions in a society considered to be in a flawed social structure.