Hungary is a country.
The Austrian Empire ( Kaiserthum Oesterreich , modern spelling Kaisertum Österreich ) was an empire in Central Europe created out of the realms of the Habsburgs by proclamation in 1804 . Croatia ( [ kroʊˈeɪʃə ] ; Hrvatska [ xř̩ʋaːtskaː ] ) , officially the Republic of Croatia ( [ Republika Hrvatska , links = no ] , ) , is a sovereign state between Central Europe , Southeast Europe , and the Mediterranean . Hungary . It covers an area of 93,030 km2 , situated in the Carpathian Basin , and is bordered by Slovakia to the north , Romania to the east , Serbia to the south , Croatia to the southwest , Slovenia to the west , Austria to the northwest , and Ukraine to the northeast . The Pannonian Basin or Carpathian Basin Romania is a sovereign state located in Southeastern Europe .