XII - XIV – the centre of the Kazan principality within the Golden Horde.
2nd half of XIVth c – campaigns against Kazan by Russian and the Horde princes.
1312-1342 – governance of khan Uzbek: flourishing and might of the Golden Horde.
2nd half of XIVth c – period of revolts in the Golden Horde.
1391-1395 – campaigns against the towns of Horde by Timur.
1420s – collapse of the Golden Horde.
1438-1445 – foundation of Kazan khanate.
1486 – treaty of “permanent peace between Moscow and Kazan” was reached for.
1487 – capture of Kazan and Ilkham Khan. Beginning of the Russian protectorate’s period.