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
2007 enlargement of the European Union 2007 enlargement of the European Union The 2007 enlargement of the European Union saw Bulgaria and Romania join the European Union (EU) on 1 January 2007. Together with the 2004 enlargement of the European Union, it is considered part of the fifth wave of enlargement of the European Union. Romania was the first country of post-communist Europe to have official relations with the European Community. In 1974, a treaty included Romania in the Community's Generalized System of Preferences. Since the Romanian Revolution of 1989, membership of the EC, and its successor the European Union (EU), has been the main goal