However , since the Tatar assaults on Russian borders continued , the Muscovite army started a campaign against Kazan .
He became famous after his brilliant victory over Kazan tatars near Murom in 1468 , where he was successful with an unexpected strike from the besieged city .
Since the Tatar assaults on Russian borders continued , the Muscovite army started a campaign against Kazan .
He became famous after his brilliant victory over Kazan tatars near Murom in 1468 , where he was successful with an unexpected strike from the besieged city .