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
Treaty establishing the European Defence Community Treaty establishing the European Defence Community The Treaty establishing the European Defence Community, also known as the Treaty of Paris, is an unratified treaty signed on 27 May 1952 by the six 'inner' countries of European integration; West Germany, France, Italy, and the Benelux countries. The treaty would have created a European Defence Community (EDC) with a pan-European defence force. The treaty failed to obtain ratification in the French parliament, and consequently never entered into force. Instead, West Germany was admitted into the Western European Union (WEU), a dormant successor of the 1948 Western Union, as well as NATO. The