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,
European Union and the United Nations within the UN. On 11 October 1974, the UN General Assembly granted observer status to the European Economic Community (EEC) represented by the European Commission representation in New York City. It was the first non-state entity to be granted observer status and gave it participation rights, particularly in the Economic and Social Council: the EEC operated a common commercial policy from very early on and in such matters the European Commission represented the EU, in others the Council presidency did. Despite being an observer, the EU joined several treaties and gained full participation in a number of UN bodies (see