List of left-wing internationals
This is a list of socialist, communist, and anarchist, and other left-wing internationals. An "International" — such as, the "First International", the "Second International", or the "Socialist International" — may refer to a number of multi-national communist, radical liberal, socialist, or organized labour organizations, typically composed of national sections.
Existing internationals
Global internationals
Progressive, social democratic, anti-capitalist, and socialist internationals
- Socialist International
- Progressive Alliance
- Progressive International
- International Peoples' Assembly
Classical Marxist and left-communist internationals
- World Socialist Movement
- International Communist Current
- International Communist Party
- Internationalist Communist Tendency
Anarchist internationals
- International of Anarchist Federations
- International Workers' Association
- International Confederation of Labour
- anarkismo.net
Marxist–Leninist, Maoist and Hoxhaist internationals
- International Meeting of Communist and Workers' Parties
- International Conference of Marxist–Leninist Parties and Organizations
Trotskyist, Posadist and post-Trotskyist internationals
- Committee for a Workers' International – claims to be refoundation of Committee for a Workers' International (1974)
- Committee for Revolutionary International Regroupment
- Fourth International (reunified)
- International Committee of the Fourth International
- International Committee of the Fourth International – associated with the Workers Revolutionary Party
- International Communist League (Fourth Internationalist) – previously known as the International Spartacist Tendency
- Revolutionary Communist International – previously known as the International Marxist Tendency and the Committee for a Marxist International
- International Revolutionary Left
- International Socialist Alternative – claims to be successor to Committee for a Workers' International (1974)
- International Socialist Tendency
- Internationalist Communist Union
- International Trotskyist Committee for the Political Regeneration of the Fourth International
- International Workers League – Fourth International
- International Workers' Unity – Fourth International
- League for the Fifth International
- League for the Fourth International
- League for the Revolutionary Party – Communist Organization for the Fourth International
- Organising Committee for the Reconstitution of the Fourth International
- Trotskyist Fraction – Fourth International
- Workers International to Rebuild the Fourth International
- International Bolshevik Tendency
- Bolshevik Tendency
- International Leninist Trotskyist Tendency
- Permanent Revolution Collective
- International Leninist Trotskyist Fraction
- Tendency for the Reconstruction of the Fourth International
- Internationalist Trotskyist Nucleus-Fourth International
- Fourth International Posadist
- Liaison Committee for the Reconstruction of the Fourth International
Anti-imperialist internationals
- International League of Peoples' Struggle
- International Coordination of Revolutionary Parties and Organizations
- World Anti-Imperialist Platform
Green and ecologist internationals
Regional internationals
- Communist Party of the Soviet Union (2001)
- Coordination Committee of Maoist Parties and Organisations of South Asia
- European Anti-Capitalist Left
- Foro de São Paulo
- Now the People
- Party of the European Left
- Permanent Conference of Political Parties of Latin America and the Caribbean
- Union of Communist Parties – Communist Party of the Soviet Union
- Conference of Communist and Worker's Parties of the Balkans
- European Communist Action
Defunct internationals
- League of the Just
- Communist League
- International Workingmen's Association ("First International")
- Anarchist St. Imier International,
- International Working People's Association ("Black International")
- Second International
- International Working Union of Socialist Parties ("2½ International")
- Communist International ("Third International")
- Communist Workers' International
- Labour and Socialist International
- International Revolutionary Marxist Centre ("3½ International")
- Fourth International
- Revolutionary Workers Ferment
- Situationist International
- International League for the Reconstruction of the Fourth International
- Committee for a Workers' International
- Trotskyist International Liaison Committee
- Revolutionary Internationalist Movement
- International Communist Seminar
- International Libertarian Solidarity
- International Conference of Marxist–Leninist Parties and Organizations
- Coordinating Committee for the Refoundation of the Fourth International
- Initiative of Communist and Workers' Parties