International Society of Olympic Historians was created in 1991.
Society of Architectural Historians was created in 1940.
International Olympic Committee was created in 1894.
Society for Historians of American Foreign Relations was created in 1967.
Society of Architectural Historians of Great Britain was created in 1955.
Society for Historians of the Early American Republic was created in 1977.
International Bible Society was created in 1809.
International Horn Society was created in 1970.
International Society of Bassists was created in 1967.
International Mountain Society was created in 1980.
International Society of Cryptozoology was created in 1982.
International Continence Society was created in 1971.
International SeaKeepers Society was created in 1998.