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,
Historical Archives of the European Union and Steel Community (ECSC), the European Economic Community (EEC), the European Atomic Energy Community (Euratom), the Common Assembly of the ECSC, the European Parliamentary Assembly, the Court of Justice of the European Union, the Economic and Social Committee, the Court of Auditors, and the European Investment Bank. It also holds private deposits and collections from individuals, organisations and associations that advocated, supported and implemented the Post-World War II European conciliation and integration process. These holdings include the archival papers of the European Space Agency (ESA), the Assembly of Western European Union (WEU), the European Council for Municipalities and Regions (CCRN),