Intergovernmental Conference on the Common Market and Euratom agreed to leave the military use of nuclear research out of the treaty, subject to international controls. The US also opposed the emergence of an independent European nuclear force. The Suez crisis of 1956, which exposed the vulnerability of Europe regarding its energy supplies had an influence on the negotiations. The conference would lead to the Treaties of Rome being signed on 25 March 1957. They established the European Economic Community (EEC) and the European Atomic Energy Community (Euratom) among the members of the ECSC. Intergovernmental Conference on the Common Market and Euratom The Intergovernmental Conference on the Common Market
Treaty on the Functioning of the European Union 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 failed attempt at launching a European Constitution, on 13 December 2007 the Lisbon treaty was signed. This saw the 'TEC' renamed as the Treaty on the Functioning of the European Union (TFEU) and, once again, renumbered. The Lisbon reforms resulted in the merging