European Union Timeline
The Council of Europe is established with ten countries . New members have continued to join, and since the fall of the Iron Curtain, the entry of Russia and most of the Eastern European countries has brought the total to more than forty.
Click here to see a map of Council of Europe members in 2002.
The Treaty of Paris establishes the European Coal and Steel Community (ECSC). The ECSC was created to establish a common market for coal and steel. Per the Treaty of Paris, the ECSC will expire on July 23, 2002 and its functions will be handled by provisions in the 1965 treaty establishing the European Community.
The Treaty of Rome establishes the European Economic Community (EEC). One aim of the EEC was a free market to allow the free movement of persons, services and capital. There is no expiration date for the EEC.
The Treaty of Rome establishes the European Atomic Energy Community (Euratom). Euratom was set up to promote nuclear energy, particularly for civil use. There is no expiration date for Euratom.

The European Parliament was established, based on provisions made in the Treaty of Rome.
The European Community was established by a treaty merging the executives of the ECSC, EEC, and Euratom. The treaty was signed on April 8, 1965 and went into force on July 1, 1967. The European Community was created in the wake of World War II to unite the nations of Europe economically so another war among them would be unthinkable.


Denmark, Ireland, and the United Kingdom enter the European Community, bringing membership to nine.
Customs duties between the nine European Community members are completely removed.
Greece joins the European Community as its tenth member.

Portugal and Spain enter the European Community, bringing the total membership to twelve.
The Treaty on European Union was ratified. Although the Treaty was signed in 1992, Denmark delayed ratification until provisions for their opting out of a single currency and common defense policy were made. The Treaty went into effect November 1, 1993.
The EU and the European Free Trade Association (EFTA) form the European Economic Area, a single market of 19 countries.
Since the end of World War II, many European countries have been working to foster increasing unity. This interactive timeline traces the development and future of the European Union.
Using your mouse pointer, select dates on the timeline below to follow the development of the EU.
Austria, Finland and Sweden enter the EU.
There are no more passport controls between Belgium, the Netherlands, Luxembourg, France, Germany, Portugal, and Spain.
EU opens accession negotiations with Cyprus, Hungary, Poland, Estonia, Czech Republic, and Slovenia.
EU opens accession negotiations with Romania, Slovakia, Latvia, Lithuania, Bulgaria and Malta.

January 1 - Euro notes and coins enter into circulation in twelve
member states that have agreed to adopting the Euro. Participants include
Austria, Belgium, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg,
the Netherlands, Portugal and Spain.
March 1 - The dual circulation period ends and the euro becomes the
sole legal tender in the twelve participating member states.


Map of current Council of Europe members. Compare to 1949.
Click here to return to the map of Council of Europe members in 1949.