International Institute for Conservation was created in 1950.
Museum Conservation Institute was created in 1963.
Conservation International was created in 1987.
Bat Conservation International was created in 1982.
Institute of International Education was created in 1919.
International Mediation Institute was created in 2007.
International Patent Institute was created in 1947.
International Maritime Institute was created in 1991.
Institute for International Research was created in 1973.
International African Institute was created in 1926.
International Republican Institute was created in 1983.
International Gemological Institute was created in 1975.
International Statistical Institute was created in 1885.