European Investment Bank (EIB)
established - 25 March 1957
effective - 1 January 1958
aim - to promote economic development of the EU
members - (12) Belgium, Denmark, France, Germany, Greece, Ireland, Italy, Luxembourg, Netherlands, Portugal, Spain, UK
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European Organization for Nuclear Research (CERN)
note - acronym retained from the predecessor organization Conseil Europeen pour la Recherche Nucleaire
established - 1 July 1953
effective - 29 September 1954