Brussels and the European Union a provisional seat, though with the Common Assembly in Strasbourg as that was the only city with a large enough hemicycle (the one used by the Council of Europe). This agreement was temporary, and plans were set to relocate the institutions to Saarbrücken which would serve as a "European District", but this did not occur. The 1957 Treaties of Rome established two new communities, the European Economic Community (EEC) and the European Atomic Energy Community (Euratom). These shared the Assembly and Court of the ECSC but created two new sets of Councils and Commissions (equivalent to the ECSC's High Authority).
Convention on the association of the Netherlands Antilles with the European Economic Community Convention on the association of the Netherlands Antilles with the European Economic Community The Convention on the association of the Netherlands Antilles with the European Economic Community is an international agreement amending the Treaty establishing the European Economic Community, with the aim of awarding OCT status to the Netherlands Antilles, which was a constituent country of the Kingdom of the Netherlands from 1954 until 2010. A full treaty revision was needed because Belgium, France, Germany, Italy, and Luxembourg wanted to add a protocol on the import of refined petroleum products from the Netherlands Antilles. Because the Charter for the Kingdom