Treaty of Constantinople (1724)

[5] In the Russo-Persian War (1722–1723), Russia had managed to conquer swaths of Safavid Iran's territories in the North Caucasus, Transcaucasia, and northern mainland Iran,[6] while the Ottoman Turks had invaded and conquered all Iranian territories in the west, most notably Georgia and Armenia.

With France as intermediary, the two governments of the Ottoman Empire and Russia eventually signed a treaty in Constantinople on 12 June 1724,[8] dividing a large portion of Iran between them.

Thus, the annexed Iranian lands located on the east of the conjunction of the rivers Kurosh (Kur) and Aras were given to the Russians.

Ardabil and Tabriz),[9] Hamadan, Kermanshah,[10] and much of the rest of Iranian-ruled Transcaucasia (encompassing modern-day Georgia and Armenia).

[12] However, the gains for both Russia and Ottoman Empire proved to be very brief, for the 1732 Treaty of Resht and 1735 Treaty of Ganja returned all territories taken by Russia back to Iran, while the Ottoman–Persian War (1730–35) decisively returned all Ottoman annexed territories back to Iran.