Mao Zedong died nearly four days later just after midnight, at 00:10, on September 9, 1976, at age 82. The Communist Party of China delayed the announcement of his death until 16:00 later that day, when a radio message broadcast across the nation announced the news of Mao's passing while appealing for party unity.
The internment camps are located in central and northeastern North Korea. They comprise many prison labour colonies in secluded mountain valleys, completely isolated from the outside world. The total number of prisoners is estimated to be 150,000 to 200,000.
Concentration Camps in North Korea. North Korean Prison Camps. North Korea built twelve massive prison camps for political prisoners. After their discovery by US spy satellites, North Korea closed the six prison camps closest to its borders and transferred their inmates to the remaining six prison camps in the interior of the country.