European Coal and Steel Community Court of Justice. These would ultimately form the blueprint for today's European Commission, European Parliament, the Council of the European Union and the European Court of Justice. The ECSC stood as a model for the communities set up after it by the Treaty of Rome in 1957, the European Economic Community and European Atomic Energy Community, with whom it shared its membership and some institutions. The 1967 Merger (Brussels) Treaty led all of ECSC's institutions to merge into the European Economic Community, but the ECSC retained its own independent legal personality. In 2002, the Treaty of Paris expired and the
High Authority of the European Coal and Steel Community in Luxembourg's city hall on 10 August 1952. Jean Monnet, the architect of the ECSC, was elected as its first President. The supranational power exercised by the Authority did prompt suspicion by some, for example the government of France who ensured that in the European Economic Community (EEC) and European Atomic Energy Community (Euratom) more power would be in the hands of the Council. The Merger Treaty came into force in 1967; this combined the independent institutions of the ECSC and Euratom with those of the EEC. From that time the High Authority ceased to exist, its duties being taken