 In 1404, the right wing of Timur's China-bound invasion force wintered in Sayram, Tashkent, and Banākath.‘Abd al-Razzāq wrote that in 1410 the fortress of Sayram was besieged by Moghul forces, and by the end of the 15th century was given to Yunus Khan of Moghulistan, where his son was reigning in 1496.During the Ming dynasty, envoy Chen Cheng was sent by the Yongle Emperor to the Timurid khanate and subsequently dedicated one chapter of his book A Record of the Barbarian Countries in the Western Region to Sayram.