Jean Monnet in order to revive European construction following the failure of the European Defence Community (EDC). It brought political parties and European trade unions together to become a driving force behind the initiatives which laid the foundation for the European Union as it eventually emerged: first the European Economic Community (EEC) (1958) (known commonly as the "Common Market"), which was established by the Treaty of Rome of 1957; later the European Community (1967) with its corresponding bodies, the European Commission and the European Council of Ministers, British membership in the Community (1973), the European Council (1974), the European Monetary System (1979),
European Economic Community and West Germany. It gained a common set of institutions along with the European Coal and Steel Community (ECSC) and the European Atomic Energy Community (EURATOM) as one of the European Communities under the 1965 Merger Treaty (Treaty of Brussels). In 1993, a complete single market was achieved, known as the internal market, which allowed for the free movement of goods, capital, services, and people within the EEC. In 1994, the internal market was formalised by the EEA agreement. This agreement also extended the internal market to include most of the member states of the European Free Trade Association, forming