Cika jumla mai zuwa:
cin nasarar Kazan a 1552 da fadada jihar Muscovite zuwa gabas, sabbin yankunan da aka samu sun kasance suna fuskantar hare-hare na yau da kullun daga Nogai da Kalmyks. Yankin kudu maso gabashin Tatarstan na zamani ya yi iyaka da Nogai Horde kuma har zuwa 1630s mutanen da ba su da ƙaura sun ratsa ƙauyen. A rabi na biyu na karni na 17, Rasha ta fara gina katangar kan iyaka, abin da ake kira <unk>lines<unk> a gefen hagu na Kogin Kama. Wannan lokacin yana da alaƙa da gina ɗayan farkon kagara bakwai na tsohuwar layin Zakamskaya, sansanin soja na Novosheshminskaya.