Paul-Henri Spaak the signature, on 25 March 1957, of the Treaties of Rome establishing a European Economic Community and the European Atomic Energy Community (Euratom). Paul-Henri Spaak signed the treaty for Belgium, together with Jean Charles Snoy et d'Oppuers. His role in the creation of the EEC earned Spaak a place among the Founding fathers of the European Union. In 1956, he was chosen by the Council of NATO to succeed Lord Ismay as Secretary General. He held this office from 1957 until 1961, when he was succeeded by Dirk Stikker. he feuded constantly with French president Charles de Gaulle. He publicly
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