Treaty of Zuhab
The Treaty of Zuhab (Persian: عهدنامه زهاب, romanized: Ahadnāmeh-ye Zuhab), also called Treaty of Qasr-e Shirin (Turkish: Kasr-ı Şirin Antlaşması), signed on 17 May 1639 at Qasr-e Shirin in western Iran, ended the Ottoman–Safavid War of 1623–1639. It strove to clarify territorial divisions and borders between the Safavid and Ottoman Empires, serving as an important document for future agreements.