The purpose of Buryat migration in Mongolia: an example of Atsink's Tsongol-Buryats

In this article the author tried to explain one of the reasons buriat-mongol’s migrations to Mongolia. The documents of the Buriat-mongolian migrants committee in Urga of the Mongolian State Archive show clearly that main reason of the migration of some part of buriats, was the ethno-religious conflict with the Russian orthodox old-believers (semeyskie).