The book is based on a large factual material, with the involvement of current archives and documents prepared with the direct participation of the author, who previously worked in the Ministry of Ethnic Affairs of the Russian Federation, the available results of studying such a complex problem of our time, events related to the "Chechen crisis" are considered. Particular emphasis is placed on the analysis of approaches to regulation by national processes, their assessments by executive and legislative bodies of state power, as well as authorities of the constituent entities of the Federation.