Mass operations of the NKVD

Mass operations of the People's Comissariate of Internal Affairs (NKVD) were carried out during the Great Purge and targeted specific categories of people. As a rule, they were carried out according to the corresponding order of the People's Commissar of Internal Affairs Nikolai Yezhov.

A total of 340,000 to 350,000 people were sentenced, of whom 140,000 were targeted in the Polish operation and about 55,000 in the German one. 247,157 were executed, a larger percentage than overall for the Great Purge.