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
Referendums related to the European Union Union. Austria, Sweden, and Finland were admitted as members of the EU, acceding on 1 January 1995. Two countries held referendums on the ratification of the treaty of Amsterdam. The 2004 enlargement of the European Union involved ten candidate states, eight from Central and Eastern Europe, and the Mediterranean islands of Malta and Cyprus. In 2003, referendums on joining the EU were held in all these nations except Cyprus. Since the results were in favourable in all cases, all ten candidate countries were admitted as members of the EU, acceding on 1 May 2004. Denmark and the United Kingdom received