29/09/1954 The convention establishing CERN is signed
What is CERN Large Hadron Collider LHC ? End of the World?
Dark Energy, Black Holes, Other Dimensions? CERN Scientist Sums up What They're Doing at CERN
The convention establishing CERN was ratified in 1954 by 12 countries in Europe. The acronym CERN originally represented the French words for Conseil Européen pour la Recherche Nucléaire, meaning European Council for Nuclear Research, which was a provisional council for building the laboratory, established by 12 European governments in 1952.