At its meeting in Dublin on 25 and 26 June 1990, the European Council ... ratified the 'Guidelines for a European Plan to Combat Drugs' submitted to it by the European Committee to Combat Drugs (Celad), and in particular the recommendation that 'a study be conducted by experts on the existing sources of information, their reliability and their usefulness, and on the need for and possible scope of a European Drugs Monitoring Centre and the financial implications of setting up such a Centre, on the understanding that the brief of this Centre would cover not only the social and health aspects but also other drugs-related aspects, including trafficking and repression' ...