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
Euratom Treaty treaties of the European Union. Euratom Treaty The Euratom Treaty, officially the Treaty establishing the European Atomic Energy Community, established the European Atomic Energy Community. It was signed on 25 March 1957, at the same time as the Treaty establishing the European Economic Community (EEC Treaty). The Euratom treaty is less well-known due to the lower profile of the organisation it founded. While the EEC has evolved into what is now the European Union, Euratom has remained much the same as it was in 1957, albeit governed by the institutions of the European Union. It was established with its own