Original sentence: The deportation of the Crimean Tatars (, Cyrillic: Къырымтатар халкъынынъ сюргюнлиги) or the  ('exile') was the ethnic cleansing and cultural genocide of at least 191,044 Crimean Tatars carried out by the Soviet authorities from 18 to 20 May 1944, which was supervised by Lavrentiy Beria, head of Soviet state security and the secret police, and which was ordered by the Soviet leader Joseph Stalin
Edited sentence: The deportation of the Crimean Tatars (, Cyrillic: Къырымтатар халкъынынъ сюргюнлиги) or the  ('exile') was the ethnic cleansing and cultural genocide of at least 191,044 Crimean Tatars carried out by the Soviet authorities from 18 to 20 May 1944, which was supervised by Lavrentiy Beria, head of Soviet state security and the secret police, and which was ordered by the Soviet dictator Joseph Stalin