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
Enlargement of the European Union On 6 February 2018, the European Commission published its expansion plan, which covers the six Western Balkan countries. The plan envisages that all six applicants could achieve accession as members of the European Union after 2025. In May 2018, Bulgaria—holding the rotating presidency of the Council of the European Union—hosted a summit on the Western Balkans, which aimed to facilitate accession by the six, including enhanced regional security cooperation and regional connectivity. It was noteworthy that the Summit referred to 'partners' rather than states: this reflects the issue that Kosovo is only partially recognised as a state. States that did