Political repression — one of the saddest chapters in the history of Kazakhstan. The largest labor camps, such as the Gulag, Alzhir, Steplag and Karlag are in Kazakhstan. Republic turned into one big prison. More than 5 million people were deported to Kazakhstan during the years of repression. 25 000 people of 100000 convicted had been applied the death penalty — death by shooting in the period from 1921 to 1954.