Patrona Halil revolt begun, meanwhile, the Ottoman-Iran war was going on. The last attack of Iran was not defended as the army was busy with internal conflicts. The opposing attack that was started in 1731, lasted for a year. Kermensah was recaptured, on 30^th July 1731, Karican victory was attained, on 16^th September 1731, Umriye castle was captured on 11^th October 1731, and Tabriz was recaptured on 4^th December 1731. With the Ahmed Pasha Treaty (10^th January 1732) Caucus was left to the Ottomans and the western Iran and Azerbaycan was left to Iran. The Kasr-i Sirin Territory remained the same; the Aras River was accepted as the border line between two countries.

The Ahmed Pasha Treaty, satisfied neither the Ottomans nor the Iranians and the wars lasted until 1746. The Ottomans had a victory fore Baghdad, on 19^th July 1733. Shah Nadir attacked the Iraq territory (29^th May 1743), and besieged Musul (27^th September 1743). Nadir Shah who also besieged Kars retreated on 9^th October 1744. A new peace treaty was signed on 4^th September 1746, but the territories were not changed.