European Union agriculture, fisheries and regional development. For travel within the Schengen Area, passport controls have been abolished. A monetary union was established in 1999 and came into full force in 2002 and is composed of 19 EU member states which use the euro currency. The EU and European citizenship were established when the Maastricht Treaty came into force in 1993. The EU traces its origins to the European Coal and Steel Community (ECSC) and the European Economic Community (EEC), established, respectively, by the 1951 Treaty of Paris and 1957 Treaty of Rome. The original members of what came to be known
Convention on the association of the Netherlands Antilles with the European Economic Community that it was "entitled" to do so. Applying the treaty to the Netherlands Antilles by Supplementary Act to the instrument of ratification turned out to be an impossibility, as the other five Member States of the Community wanted some safeguards with regard to the import of petroleum products refined in the islands, and thus a full treaty revision according to Article 236 of the EEC Treaty had to be negotiated. The Kingdom of the Netherlands proposed a treaty revision on 4 June 1962. This proposal was met with favourable responses from the Commission, the Assembly, and the Council on 10