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:
Serbian Empire cs. Stephen Uro IV Duan of Serbia tpna Duana Byzantineempire Cite book Pelikn Jan et al Djiny Srbska Nakladatelstv Lidov noviny Praha UTC Byzantineempire Migdejong derivative work Mozzan talk Translation to Czech language adding addition info Mozzan Byzantineempire PDold Original upload log This image is derivative