Dmitry Kozak and stabilization in the North Caucasus The three-year diplomatic mission of Dmitry Kozak in the Southern Federal District has a chance to make history of the Russian presence in the Caucasus. During this period, another “point of unstable equilibrium” was passed, when, under an unfavorable combination of circumstances, Russia quite realistically risked losing its mountain provinces or, at least, hopelessly missing out on processes that would ultimately lead to territorial losses.