Lavrentiy Pavlovich Beria (ˈbɛriə; Лавре́нтий Па́влович Бе́рия; ლავრენტი ბერია, bɛɾiɑ; – 23 December 1953) was a Georgian Bolshevik and Soviet politician, Marshal of the Soviet Union and state security administrator, chief of the Soviet security, and chief of the People's Commissariat for Internal Affairs (NKVD) under Joseph Stalin during the Second World War, and promoted to deputy premier under Stalin in 1941. He officially joined the Politburo in 1946. Beria was the longest-lived and most influential of Stalin's secret police chiefs, wielding his most substantial influence during and after the war. Following the Soviet invasion of Poland in 1939, he was responsible for organising purges such as the Katyn massacre of 22,000 Polish officers and officials.
He would later also orchestrate the forced upheaval of minorities from the Caucasus as head of the NKVD, an act that was declared genocidal by various scholars and, as concerning Chechens, in 2004 by the E