Treaty of Rome in 2009, the Treaty of Lisbon renamed it the "Treaty on the Functioning of the European Union". The TFEU originated as the treaty establishing the European Economic Community (the EEC treaty), signed in Rome on 25 March 1957. On 7 February 1992, the Maastricht treaty, which led to the formation of the European Union, saw the EEC Treaty renamed as the Treaty establishing the European Community (TEC) and renumbered. The Maastricht reforms also saw the creation of the European Union's three pillar structure, of which the European Community was the major constituent part. Following the 2005 referenda, which saw the
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