Eastern Anatolia — anatolia borders (4): Armenia, Azerbaijan, Northern Iran, IraqEastern AnatoliaArmenia — caucasus borders (3): Eastern Anatolia, Azerbaijan, Northern IranArmeniaAzerbaijan — caucasus borders (3): Eastern Anatolia, Armenia, Northern IranAzerbaijanIraq — levant borders (3): Eastern Anatolia, Northern Iran, Southern IranIraqNorthern Iran — persia borders (7): Eastern Anatolia, Armenia, Azerbaijan, Eastern Iran, Southern Iran, Iraq, KhorasanNorthern IranSouthern Iran — persia borders (3): Eastern Iran, Northern Iran, IraqSouthern IranEastern Iran — persia borders (6): Afghanistan, Baluchistan, Northern Iran, Southern Iran, Khorasan, SindhEastern IranKhorasan — persia borders (4): Afghanistan, Eastern Iran, Northern Iran, TurkmenistanKhorasanBaluchistan — persia borders (3): Afghanistan, Eastern Iran, SindhBaluchistanTurkmenistan — central_asia borders (2): Afghanistan, KhorasanTurkmenistanAfghanistan — hindu_kush borders (5): Baluchistan, Eastern Iran, Khorasan, Sindh, TurkmenistanAfghanistanSindh — hindu_kush borders (3): Afghanistan, Baluchistan, Eastern IranSindh