What country is located the intergovernmental organization of which Sir Gerald Gray Fitzmaurice  was a member?
Gerald Fitzmaurice Sir Gerald Gray Fitzmaurice (24 October 1901 – 7 September 1982) was a British barrister and judge. He was a member of the Permanent Court of Arbitration between 1964 and 1973 and a Senior Judge of the International Court of Justice between 1967 and 1973, before becoming a Judge of the European Court of Human Rights at Strasbourg in 1974.
Organization of Ibero-American States The Organization of Ibero-American States (Portuguese: "Organização dos Estados Ibero-americanos" , Spanish: "Organización de Estados Iberoamericanos" , usually abbreviated OEI), formally the Organization of Ibero-American States for Education, Science and Culture, is an international organization whose members are the Portuguese- and Spanish-speaking nations of the Americas and Europe and Equatorial Guinea in Africa. Its purpose is to promote intergovernmental cooperation among its member nations which will aid the planning and development of regional projects in education, science, technology and the arts. OEI members include Andorra, Argentina, Bolivia, Brazil, Colombia, Costa Rica, Cuba, Chile, Dominican Republic, Ecuador, El Salvador, Guatemala, Equatorial Guinea, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Portugal, Spain, Uruguay and Venezuela. Its General Secretariat is located in Madrid, with regional offices in Argentina, Brazil, Colombia, El Salvador, Spain, Mexico and Peru and field offices in Chile, Honduras, Nicaragua and Paraguay. Financing of OEI operations and programs is derived from obligatory quotas and voluntary contributions from the governments of member nations and private cultural and educational institutions and foundations. The honorary president of the organization is King Felipe VI of Spain.