Div Sultan Rumlu

Persian letter by Div Sultan, wherein he informs Shah Ismail I about the Uzbeks and corrects the report that the Kazakhs had arrived at Samarkand and that 'Ubayd has died. Jani Bayg has escaped from Balkh, crossed the river, sacked Karki and is in Qarshi at present. The writer of the document performs his duty in Khorasan. Dated 1510–1511

Div Sultan Rumlu was a Turkmen military commander and politician from the Rumlu clan, one of the seven chief Qizilbash tribes which provided crack troops for Safavid guard. In 1516-1527, he served as the governor (hakem) of the Erivan Province (also known as Chokhur-e Sa'd). From 1524 to 1527, he was a powerful regent to Shah Tahmasp I, who was then underage. Div Sultan Rumlu had summer quarters at Lar Valley in the Alborz Mountains. He was killed in a power struggle in 1527.