Internationalism

International organizations that belong to no single country, and their members.

Parties, factions and organizations

Factions and movements

Trade unions27
Eugene V. Debs, Carl Legien, Philipp Scheidemann, Gustav Noske, Friedrich Ebert, Wilhelm Pieck and 21 more

Institutions

Catholic Church13
Étienne-Alexandre Bernier, Pius IX, Ugo Bassi, Vincenzo Gioberti, Luigi Sturzo, Jusztinián Serédi and 7 more
Gelug school of Tibetan Buddhism 1409–1
Bogd Khan

International organizations

International Workingmen's Association (First International) 1864–187611
Victor Considerant, Charles Delescluze, Karl Schapper, Mikhail Bakunin, Eugène Pottier, Nathalie Le Mel and 5 more
Theosophical Society 1875–1
Annie Besant
Second International (International Socialist Bureau) 1889–19232
Ferdinand Domela Nieuwenhuis, Camille Huysmans
Industrial Workers of the World (IWW) 1905–3
Eugene V. Debs, James Connolly, Elizabeth Gurley Flynn
Socialist Youth International 1907–19231
Karl Liebknecht
International Socialist Commission (Zimmerwald) 1915–19191
Robert Grimm
Comintern 1919–194342
Clara Zetkin, Sen Katayama, Julian Marchlewski, Fernand Loriot, Wilhelm Pieck, Vasil Kolarov and 36 more
Workers International Relief (IAH / Mezhrabpom) 1921–19352
Clara Zetkin, Max Hodann
International Red Aid (MOPR) 1922–19474
Clara Zetkin, Julian Marchlewski, Wilhelm Pieck, Agustín Farabundo Martí
International Workers' Association (anarcho-syndicalist, IWA-AIT) 1922–1
Alexander Schapiro
World League for Sexual Reform (WLSR) 1928–19359
Auguste Forel, Havelock Ellis, Magnus Hirschfeld, Helene Stöcker, Alexandra Kollontai, Norman Haire and 3 more
Fourth International 1938–1
Pierre Broué
United Nations 1945–3
Michał Kalecki, U Thant, Diego Cordovez
European Parliament 1952–1
László Tőkés