Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:Organizations_established_in_1921> . }
- Alabama_High_School_Athletic_Association subject Category:Organizations_established_in_1921.
- Albanian_Red_Cross subject Category:Organizations_established_in_1921.
- Amalgamated_Society_of_Woodworkers subject Category:Organizations_established_in_1921.
- Amalgamated_Union_of_Building_Trade_Workers subject Category:Organizations_established_in_1921.
- American_Orchid_Society subject Category:Organizations_established_in_1921.
- American_Physical_Therapy_Association subject Category:Organizations_established_in_1921.
- Anglo-Norse_Society_in_Oslo subject Category:Organizations_established_in_1921.
- Athletics_Federation_of_Lithuania subject Category:Organizations_established_in_1921.
- Atlanta_Junior_Chamber_(JCI_Atlanta) subject Category:Organizations_established_in_1921.
- BT_Research subject Category:Organizations_established_in_1921.
- British_Camp_Fire_Girls'_Association subject Category:Organizations_established_in_1921.
- British_Society_of_Master_Glass_Painters subject Category:Organizations_established_in_1921.
- California_Scholarship_Federation subject Category:Organizations_established_in_1921.
- Cambridge_University_Conservative_Association subject Category:Organizations_established_in_1921.
- Canterbury_Golf_Club subject Category:Organizations_established_in_1921.
- Civil_and_Public_Services_Association subject Category:Organizations_established_in_1921.
- Colorado_High_School_Activities_Association subject Category:Organizations_established_in_1921.
- Confédération_des_syndicats_nationaux subject Category:Organizations_established_in_1921.
- Connecticut_Association_of_Schools subject Category:Organizations_established_in_1921.
- Council_on_Foreign_Relations subject Category:Organizations_established_in_1921.
- Croatian_Boxing_Federation subject Category:Organizations_established_in_1921.
- Delaware_Volunteer_Firemen's_Association subject Category:Organizations_established_in_1921.
- Directorate_of_General_Security subject Category:Organizations_established_in_1921.
- Eesti_Skautide_Ühing subject Category:Organizations_established_in_1921.
- Estonian_Football_Association subject Category:Organizations_established_in_1921.
- Estonian_Medical_Association subject Category:Organizations_established_in_1921.
- Gotlands_Fotbollförbund subject Category:Organizations_established_in_1921.
- Graduate_Women_in_Science subject Category:Organizations_established_in_1921.
- Greater_London_Fund_for_the_Blind subject Category:Organizations_established_in_1921.
- Hebrew_Writers_Association_in_Israel subject Category:Organizations_established_in_1921.
- Homenmen subject Category:Organizations_established_in_1921.
- Ilinden_(Organization) subject Category:Organizations_established_in_1921.
- International_Community_of_Socialist_Youth_Organisations subject Category:Organizations_established_in_1921.
- International_Hydrographic_Organization subject Category:Organizations_established_in_1921.
- International_Women's_Sports_Federation subject Category:Organizations_established_in_1921.
- Iraq_Boy_Scouts_and_Girl_Guides_Council subject Category:Organizations_established_in_1921.
- Japan_Electric_Association subject Category:Organizations_established_in_1921.
- Kappa_Epsilon subject Category:Organizations_established_in_1921.
- Lucy_Stone_League subject Category:Organizations_established_in_1921.
- Luxembourg_Confederation_of_Christian_Trade_Unions subject Category:Organizations_established_in_1921.
- Maccabi_World_Union subject Category:Organizations_established_in_1921.
- Macedonian_Federative_Organization subject Category:Organizations_established_in_1921.
- Macedonian_Youth_Secret_Revolutionary_Organization subject Category:Organizations_established_in_1921.
- Magistrates'_Association subject Category:Organizations_established_in_1921.
- Magyar_Cserkészlány_Szövetség subject Category:Organizations_established_in_1921.
- Manufacturers_Association_of_Israel subject Category:Organizations_established_in_1921.
- Mongolian_Academy_of_Sciences subject Category:Organizations_established_in_1921.
- Montana_High_School_Association subject Category:Organizations_established_in_1921.
- Musicians'_Benevolent_Fund subject Category:Organizations_established_in_1921.
- NIACE subject Category:Organizations_established_in_1921.
- Na'amat subject Category:Organizations_established_in_1921.
- National_Council_for_the_Social_Studies subject Category:Organizations_established_in_1921.
- National_Honor_Society subject Category:Organizations_established_in_1921.
- National_Insurance_Association subject Category:Organizations_established_in_1921.
- National_Pharmacy_Association subject Category:Organizations_established_in_1921.
- National_Scholastic_Press_Association subject Category:Organizations_established_in_1921.
- National_Unemployed_Workers'_Movement subject Category:Organizations_established_in_1921.
- National_Union_of_Distributive_and_Allied_Workers subject Category:Organizations_established_in_1921.
- New_Mexico_Activities_Association subject Category:Organizations_established_in_1921.
- No_More_War_Movement subject Category:Organizations_established_in_1921.
- Oxford_Brookes_Students'_Union subject Category:Organizations_established_in_1921.
- PEN_International subject Category:Organizations_established_in_1921.
- Pax_Romana_(organization) subject Category:Organizations_established_in_1921.
- People's_Union_for_Economy subject Category:Organizations_established_in_1921.
- Phi_Alpha_Theta subject Category:Organizations_established_in_1921.
- Physics_Society_of_Iran subject Category:Organizations_established_in_1921.
- Pinnacle_Club subject Category:Organizations_established_in_1921.
- Profintern subject Category:Organizations_established_in_1921.
- Quiet_Birdmen subject Category:Organizations_established_in_1921.
- Radio_Club_Argentino subject Category:Organizations_established_in_1921.
- Red_Sport_International subject Category:Organizations_established_in_1921.
- Riley_Children's_Foundation subject Category:Organizations_established_in_1921.
- Rockport_Art_Association subject Category:Organizations_established_in_1921.
- Romanian_Yachting_Federation subject Category:Organizations_established_in_1921.
- Royal_Commonwealth_Ex-Services_League subject Category:Organizations_established_in_1921.
- Sauerländer_Heimatbund subject Category:Organizations_established_in_1921.
- Service_Employees_International_Union subject Category:Organizations_established_in_1921.
- Shakespeare_Fellowship subject Category:Organizations_established_in_1921.
- Sigma_Mu_Sigma subject Category:Organizations_established_in_1921.
- Six_Point_Group subject Category:Organizations_established_in_1921.
- Socialist_Youth_League_of_Yugoslavia_(1921) subject Category:Organizations_established_in_1921.
- Socialist_Youth_Union subject Category:Organizations_established_in_1921.
- Society_for_Army_Historical_Research subject Category:Organizations_established_in_1921.
- Society_of_Chemical_Manufacturers_and_Affiliates subject Category:Organizations_established_in_1921.
- Society_of_Scribes_&_Illuminators subject Category:Organizations_established_in_1921.
- Soroptimist_International subject Category:Organizations_established_in_1921.
- Southern_Conference subject Category:Organizations_established_in_1921.
- Standard_Theatre_(Toronto) subject Category:Organizations_established_in_1921.
- Suomen_Radioamatööriliitto subject Category:Organizations_established_in_1921.
- Swedish_Taxpayers'_Association subject Category:Organizations_established_in_1921.
- The_Gambia_Scout_Association subject Category:Organizations_established_in_1921.
- The_Ghana_Girl_Guides_Association subject Category:Organizations_established_in_1921.
- The_Heckscher_Foundation_for_Children subject Category:Organizations_established_in_1921.
- The_Royal_British_Legion subject Category:Organizations_established_in_1921.
- U.S._Figure_Skating subject Category:Organizations_established_in_1921.
- Ukrainian_American_Veterans subject Category:Organizations_established_in_1921.
- United_States_Senate_Committee_on_Homeland_Security_and_Governmental_Affairs subject Category:Organizations_established_in_1921.
- University_of_London_Union subject Category:Organizations_established_in_1921.
- Ursa_(Finland) subject Category:Organizations_established_in_1921.
- War_Resisters'_International subject Category:Organizations_established_in_1921.