 that all southern Slavs are Serbs while Czech historian Jan Rychlik consider that Karadžić became a propagator of greater Serbian ideology and uttered a theory according to which are all Yugoslav people talking shtokavian dialect Serbs.Ilija Garašanin was another early proponent of Serbian nationalism and a proponent of a Greater Serbia - a Serbian state whose borders were extended to include all Serbs in the Balkan region.After Serbia was recognized as an independent state in 1878, both South Slavs and the Serbian government considered their peoples in Habsburg-ruled Austria-Hungary to be under occupation, resulting in increasing antagonism between Serbia and Austria-Hungary from the late 19th century to the early 20th century.