Enlargement of the European Union and "morally imperative", which reflected the desire of the EU to admit these countries as members, even though they were less developed than the Western European countries. Following this Romania and Bulgaria, though were deemed initially as not fully ready by the Commission to join in 2004, acceded nevertheless on 1 January 2007. These, like the countries joining in 2004, faced a series of restrictions as to their citizens not fully enjoying working rights on the territory of some of the older EU members. Bulgaria and Romania are not yet members of the Schengen area; however, their citizens can travel
Glossary of European Union concepts, acronyms, & jargon of Accession 2003 was the agreement between the European Union and the ten countries (Czech Republic, Estonia, Cyprus, Latvia, Lithuania, Hungary, Malta, Poland, Slovenia, Slovakia), concerning their accession into the EU. It was signed on 16 April 2003 and they became full member states on 1 May 2004 following the ratification procedures. The Treaty of Accession 2005 was the agreement between the European Union and two countries (Bulgaria and Romania) concerning their accession to the EU. It was signed on 25 April 2005 and they became full member states on 1 January 2007 following the ratification procedures. The Treaty of