Socialism at Work: Victims of the Red Revolution, the prisoners worked to death or shot in the Soviet Union's slave camps

To commemorate the 100th anniversary of the Russian Revolution, the Daily Mail's Kelly McLaughlin presents a portfolio of photographs of the Victims of the Red Revolution, showing the "haunting faces of prisoners worked to death in Stalin's slave camps." Socialism at work, dear friends… In addition, one picture (the bottom one) shows

The bodies of hundreds of Polish people [who] lie dead in a mass grave in Katyn, Poland.