History of the European Union since 2004 the decision on 31 March 2010 to abolish the Western European Union. In 2007, the fifth enlargement completed with the accession of Romania and Bulgaria on 1 January. 53 MEPs joined the Parliament along with two commissioners, for which two new posts were created in the Commission. The post created for the Romanian Commissioner was Multilingualism, which was criticised by some for its narrow scope. Negotiating process with Croatia as an official candidate country had been stalled for 10 months due to Slovenia's blockade of Croatia's EU accession, which was lifted in September 2009 after an agreement. Croatia has since
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