evidence: Syunik (Old Armenian: Սիւնիք, romanized: Siwnik῾) was a region of historical Armenia and the ninth province (nahang) of the Kingdom of Armenia from 189 BC until 428 AD.[1][2] From the 7th to 9th centuries, it fell under Arab control.[3] In 821, it formed two Armenian principalities: Kingdom of Syunik and principality of Khachen, which around the year 1000 was proclaimed the Kingdom of Artsakh, becoming one of the last medieval eastern Armenian kingdoms and principalities to maintain its autonomy following the Turkic invasions of the 11th to 14th centuries.[4] [...] Geography [edit]Syunik was a big region in the east of historical Armenia.[9][10][1] In the west and north-west, it bordered on the Ayrarat Province;[11] in the east, the natural border between Syunik and Artsakh passed through the Hakari river (left inflow of the Aras).[11] In the north-west, Syunik shared a border with lands situated in the direct neighborhood of Ganja, and in the south-west, it bordered on Nakhichevan[11] (Vaspurakan Province). The north of Syunik comprised Gegharkunik[12][13] and Sotk which lied on the coast of Lake Sevan.[12] In the south, the territory of Syunik extended to the Aras River.[9][11]