The Polish Operation of the NKVD (Soviet security service) in 1937–1938 was an anti-Polish mass-ethnic cleansing operation of the NKVD carried out in the Soviet Union against Poles (labeled by the Soviets as "agents") during the period of the Great Purge.

NKVD units were also used to repress the prolonged partisan war in Ukraine and the Baltics, which lasted until the early 1950s. NKVD also faced strong opposition in Poland from the Polish resistance movement known as the Armia Krajowa.

The NKVD prisoner massacres were a series of mass executions of political prisoners carried out by the NKVD, the People's Commissariat for Internal Affairs of the Soviet Union, across Eastern Europe, primarily in Poland, Ukraine, the Baltic states and Bessarabia.

Mar 4, 2017 · in November 1938, the NKVD arrested over 140,000 people, 111,000 of whom were soon shot. Stalin even dissolved the Communist Party of Poland, ordering most of the arrested leaders to be executed. The Polish Operation marks the climax of the ethnic terror against the Polish minority in the Soviet Union, which had started in early 1930.

The "Polish operation" by the Soviet NKVD was a criminal operation conducted in the Soviet Union between 1937 and 1938, which resulted in the sentencing of at least 139,835 people - mostly Poles. The vast majority of them - no less than 111,091 people - …

During the German invasion of the USSR, the Soviet Secret Police (NKVD) brutally murdered between 10,000 and 40,000 political prisoners in Western Ukraine over the course of eight days, which sparked waves of ethnic violence following the German occupation of the region.

One horrendous crime against the Polish nation has remained all but forgotten. To this day, it is left out of our historical consciousness. I am referring to the NKVD’s infamous “Polish …

Sep 4, 2023 · The "Polish operation" of the NKVD — despite the shocking scale of this genocide — was pushed to the margins of collective memory and did not penetrate the consciousness of Poles to a degree similar to the massacre in Volhynia or the Katyn massacre.

Feb 13, 2020 · This was the NKVD’s infamous “Polish Operation” in 1937-1938 – the first genocide against the Polish nation. It was a drastic and ruthless crime of a colossal nature. We can use a more modern and tangible example to put this into perspective.

From October 1939, the People’s Commissariat for Internal Affairs (NKVD), the Soviet agency overseeing internal security and political repression, spread its activities through the occupied territories, launching arrests and deportations. The most common criminal offenses included: Anti-Soviet activities.