Southern Jutland after the city of Schleswig ("Slesvig"). The dukes of Schleswig also became kings of Denmark. With the demise of the Holy Roman Empire in the 19th century, the term "Sønderjylland" was revived by Denmark and became the subject of a naming dispute between Danes and Germans (the latter continuing the centuries-old "Schleswig") - part of the struggle over possession of the territory itself, which came to war in 1848 and again in 1864. Following the Schleswig Plebiscites in 1920, South Jutland was divided into Northern and Southern Schleswig. Northern Schleswig was also known as South Jutland County (1970–2006) and is
Jutland a breaching North Sea flood in 1825 created a coast to coast connection. This area is called the North Jutlandic Island, Vendsyssel-Thy (after its districts) or simply "Jutland north of the Limfjord"; it is only partly co-terminous with the North Jutland region. The islands of Læsø, Anholt and Samsø in Kattegat and Als at the rim of the Baltic Sea South are administratively and historically tied to Jutland although the latter two are also regarded as traditional districts of their own. Inhabitants of Als would agree to be South Jutlanders, but not necessarily Jutlanders. The Danish Wadden Sea Islands and