ACP–EU development cooperation 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. Similarly to European expansion, at the time of the Treaty of Rome, there were a limited number of nations involved. Beginning with 18 countries and territories that had special relations with the member states, the so-called Associated States gained membership, eventually establishing the group known
Symbols of the European Union represent all the peoples of Europe, even those outside European integration. The flag was designed by Arsène Heitz and Paul M. G. Lévy in 1955 for the CoE as its symbol, and the CoE urged it to be adopted by other organisations. In 1985 the EU, which was then the European Economic Community (EEC), adopted it as its own flag (having had no flag of its own before) at the initiative of the European Parliament. The flag is not mentioned in the EU's treaties, its incorporation being dropped along with the European Constitution, but it is formally adopted in law.