ACT FOR DETERMINING THE BORDER BETWEEN THE PRINCIPALITY OF BULGARIA AND THE OCTANIAN STATE OF THE WORK IN MACEDONIA (Constantinople, 20. IX 1879) – a European Commission agreement composed of Commissioners from Germany, Austria-Hungary, France, Great Britain, Russia, Italy and the Ottoman State. Sketches were attached as an integral part of the act (of 14 articles). The border began from the Serbian border, Crn Vrv, Gjueshevo, north of Gorna Dzumaja, south of the Rila monastery (which was left to Bulgaria), the Mt. According to the Berlin Treaty, Macedonia remained in the Ottoman state in its natural and ethnic borders. LIT: Macedonia in bilateral and multilateral agreements, Skopje, 2000. Min.