The EU currently consists of the twenty-seven Member States listed below. The year in which they became Member States is shown to the right.
| Federal
| 1952 |
| Denmark, | 1973 |
| Greece | 1981 |
| Spain and
| 1986 |
| Austria, | 1995 |
| The Czech Republic, Estonia, Cyprus, Latvia, Lithuania, Hungary, Malta, Poland, Slovenia and Slovakia | 2004 |
| Bulgaria and Romania | 2007 |
Accession negotiations with Croatia and Turkey were opened in October 2005. Furthermore Macedonia (FYROM) has applied for EU membership.
| When East and |
Sidst opdateret: 30-07-2008 - ANSJ