A map of the Republic of Turkey, including territories from Bulgaria, was posted on a Facebook profile linked to Turkey's National Defense Minister Hulusi Akar.
Foreign Minister Ekaterina Zaharieva immediately ordered Deputy Minister Petko Doikov to contact the Turkish Ambassador Hasan Ulusoy, Bulgaria's foreign ministry reported.
Turkish troops have taken control of Tal Abyad and Ras al-Ain border towns of Syria, Defense Minister Hulusi Akar said on Oct. 14.
"Tel Abyad and Ras al-Ain are under control. Work for the control of the region is ongoing," he told reporters after his meeting with the leader of opposition İYİ (Good) Party, Meral Akşener.