Institute of Race Relations was created in 1958.
Institute of Pacific Relations was created in 1925.
Chartered Institute of Public Relations was created in 1948.
Tbilisi State Institute of Economic Relations was created in 1992.
International Statistical Institute was created in 1885.
International Press Institute was created in 1950.
International Institute for Conservation was created in 1950.
International Gemological Institute was created in 1975.
Institute of International Education was created in 1919.
Institute for International Research was created in 1973.
International Mediation Institute was created in 2007.
International Patent Institute was created in 1947.