This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Balkans in according to Gustav Droysen from th century. Stefan Duan about Modern historiography has stance that borders of Serbian empire were somewhat different For the view of modern historiography please see this map ovu mapu de Serbisches Reich Allgemeiner historischer Handatlas Gustav Droysen PDold Original upload log de