In September 1505, under the walls of the unfinished Kremlin, the attack of the Nogais and the Kazan Tatars under the leadership of the Kazan Khan Muhammad-Amin was repulsed.Алишев С. Х. Источники и историография города Казани. — Казань: АН Татарстана, Институт истории, 2001. — С. 18. The attacking army included 40,000 Kazans and 20,000 Nogais. The leader of the Nogai, the brother-in-law of Mohammed-Amin, was killed by the cannonball that was released by Fedor Litvich. After that, there was a massacre between the Nogais and the Tatars and the khan was forced to relieve the siege.
