Central and Eastern Europe Soviet Union; the independent states in former Yugoslavia (which were not considered part of the Eastern bloc); and the three Baltic states – Estonia, Latvia, Lithuania (which chose not to join the CIS with the other 12 former republics of the USSR). The CEE countries are further subdivided by their accession status to the European Union (EU): the eight first-wave accession countries that joined the EU on 1 May 2004 (Estonia, Latvia, Lithuania, Czech Republic, Slovakia, Poland, Hungary, and Slovenia), the two second-wave accession countries that joined on 1 January 2007 (Romania and Bulgaria) and the third-wave accession country that
Glossary of European Union concepts, acronyms, & jargon European Communities and two countries (Spain and Portugal) concerning their accession to the EC. It was signed on 12 June 1985 and Spain and Portugal became full member states on 1 January 1986 following the ratification procedures. The Treaty of Accession 1994 was the agreement between the European Union and four countries (Austria, Finland, Sweden and Norway) concerning their accession to the EU. It was signed on 26 July 1994 and Austria, Finland and Sweden became full member states on 1 January 1995 following the ratification procedures. Norway again failed to join because its referendum did not pass. The Treaty