Certificate of the NKVD of the USSR. From Wikipedia, the free encyclopedia. Office of Special Departments (UOO). It was part of the NKVD. Created on July 17, 1941 on the basis of the 3rd Directorate of the NKO of the USSR and the 3rd Department of the NKVD of the USSR.In February 1942, it also included the 3rd Directorate of the People's Commissariat of the Navy. In April 1943, UOO was divided into GUKR SMERSH NKO, UKR SMERSH NK Navy and OKR SMERSH NKVD. Pay Pal only Thank you. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Russia\Medals, Pins & Ribbons". The seller is "redmedals" and is located in this country: US. This item can be shipped worldwide.