On 14 October 1957, the Gazzetta Ufficiale, Official Journal of the Italian Republic, publishes the Act which authorises Giovanni Gronchi, President of the Italian Republic, to ratify the Treaty establishing the European Economic Community (EEC) and the annexes thereto, the Treaty establishing the European Atomic Energy Community (EAEC or Euratom) and the Convention on certain institutions common to the European Communities, signed in Rome on 25 March 1957 by the representatives of the six Member States of the European Coal and Steel Community (ECSC).