Hungary is a city.
Hungary . Hungary became a satellite state of the Soviet Union , which contributed to the establishment of a four-decade-long communist dictatorship ( 1947 -- 1989 ) . On 23 October 1989 , Hungary again became a democratic parliamentary republic . Hungary joined the European Union in 2004 and has been part of the Schengen Area since 2007 . A unitary state is a state governed as a single power in which the central government is ultimately supreme and any administrative divisions ( sub-national units ) exercise only the powers that the central government chooses to delegate .