Croatia (Croatian: Hrvatska), officially the Republic of Croatia (Republika Hrvatska listen (help•info)), is a country at the crossroads of the Mediterranean, Central Europe, and the Balkans. Its capital is Zagreb. Croatia borders with Slovenia and Hungary to the north, Serbia to the northeast, Bosnia and Herzegovina to the east, and Montenegro to the far southeast. Its southern and western flanks border the Adriatic Sea. Croatia is a candidate for membership of the European Union and is expecting NATO membership invitation in April 2008. On October 17, 2007 Croatia became a non-permanent member of the United Nations Security Council for the 2008-2009 term.