 The EDF is currently the only EU policy instrument that is financed through a specific key that is different from the EU budget key, and which reflects the comparative interests of individual Member States.Beginning in 1957 (Rome Treaty) a group of 6 nations in Western Europe, France, Germany, Italy, The Netherlands, Belgium, and Luxembourg, created the European Economic Community (EEC).These member states were gradually joined by others through various waves of enlargement and became the European Union.