Some of them originated in the infamous Gulag camps.
On June 14 at least 430 officers were arrested and sent to Gulag camps.
Moving on to the city of Magadan, he visits an old Gulag camp with a survivor.
She died in a Gulag camp on July 6, 1942.
Serving his term, he spent over 16 years in various Gulag camps.
Both his parents died in the Soviet Gulag camps.
Oshchepkov was released from the Gulag camp in 1946.
It is thought that as many as 20 million people had been in a Gulag camp at one time or another.
However, despite the legends, there never was a Gulag camp on Wrangel.
He was sentenced to three years of Gulag camps and five years of exile.