The new work of the famous writer-historian Valery Shambarov continues the cycle of his research on the forces and groups that in different eras contributed to the external enemies of our country. It covers the period from the formation of the USSR to its dismemberment and division. Trotskyists and Bukharinites, members of underground anti-Soviet organizations, Vlasovites, Banderaites, dissidents, conspirators and agents of influence in the party elite, the mysteries of the catastrophic zigzags of “Khrushchevism”, shadow processes of “stagnation”, creators of destructive “perestroikas” - the book “„ will tell the reader about all this The fifth column of the Soviet Union.”