Organisation of Islamic Cooperation
The Organisation of Islamic Cooperation (OIC; Arabic: منظمة التعاون الإسلامي, romanised: Munaẓẓamat at-Taʿāwun al-ʾIslāmī; French: Organisation de la coopération islamique), formerly the Organisation of the Islamic Conference, is an intergovernmental organisation founded in 1969. It consists of 57 member states, 48 of which are Muslim-majority.
Source: Wikipedia — Organisation of Islamic Cooperation (CC BY-SA 4.0)