Convention on the association of the Netherlands Antilles with the European Economic Community of the Netherlands, proclaimed in 1954, instituted a Kingdom in which the three parties—the Netherlands, the Netherlands Antilles, and Suriname—participated on basis of equality, the Netherlands in 1957 only negotiated the Treaties of Rome on behalf of itself. A special protocol attached to both the Treaty establishing the European Economic Community and the Treaty establishing the European Atomic Economic Energy Community specifically declared that the Kingdom was entitled to ratify the treaties for the Netherlands and Netherlands New Guinea only, or for the Kingdom as a whole. Both treaties were indeed subsequently ratified for the Netherlands and Netherlands New Guinea
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