European Economic Community Duchesse conference centre in 1956. Together with the Ohlin Report the Spaak Report would provide the basis for the Treaty of Rome. In 1956, Paul Henri Spaak led the Intergovernmental Conference on the Common Market and Euratom at the Val Duchesse conference centre, which prepared for the Treaty of Rome in 1957. The conference led to the signature, on 25 March 1957, of the Treaty of Rome establishing a European Economic Community. The resulting communities were the European Economic Community (EEC) and the European Atomic Energy Community (EURATOM or sometimes EAEC). These were markedly less supranational than the previous communities,
Charter of Fundamental Rights of the European Union the drafters of the EEC Treaty wished to eschew any implicitly political elements. However, the idea that the purely economic end of the new EEC Treaty would be unlikely to have any implications for fundamental rights was soon to be tested. Soon after the entry into force of the EEC Treaty, the Community established itself as a major political entity with policy ramifications beyond its economic aims. In 1964, the European Court of Justice handed down its decision in "Costa v ENEL", in which the Court decided that Union law should take precedence over conflicting national law. This meant that