Yury Chaika appointed Presidential Plenipotentiary Envoy to North Caucasus Federal District 2020-01-22 12:25:00 Vladimir Putin signed the Executive Order On the Presidential Plenipotentiary Envoy to the North Caucasus Federal District. Under the Executive Order, Yury Chaika has been appointed Presidential Plenipotentiary Envoy to the North Caucasus Federal District.