Eastern Roman and Avar Relations in the Balkans During the Reign of Emperor Tiberius II Constantine (572- 582)Metin Uslu, Gülseren Azar NasırabadıDOI :10.26650/gaad.1223790Research ArticletrP. 1-15The Conflict with the Second Bulgarian Empire During the Establishment of the Latin Empire of Constantinople (1204-1207)Süleyman Onur GeyikDOI :10.26650/gaad.1101403Research ArticletrP. 17-38A Ukrainian Cossack Hetman According to Russian Archival Sources: Ivan Stepanovich Mazepa (1639-1709)Tatiana Tairova, Bedirhan ZiyanakDOI :10.26650/gaad.1165563Research ArticletrP. 39-62An Analysis of the Effect of the 1878 Berlin Treaty on Diplomatic Policy MakingEfe ÖzkanDOI :10.26650/gaad.1144714Research ArticleenP. 63-86An Ottoman Governor in Skopje: Ali Hıfzî Pasha and His Mansion in BardovciNalan KaraözDOI :10.26650/gaad.1184271Research ArticletrP. 87-117Military test: reform and the armed forces of Russia and Turkiye in 1860s-1870sBurak KolotDOI :10.26650/gaad.1182635TranslationtrP. 119-137