WORLD HISTORY

Detailed explanation-1: -Gulag camps existed throughout the Soviet Union, but the largest camps lay in the most extreme geographical and climatic regions of the country from the Arctic north to the Siberian east and the Central Asian south.

Detailed explanation-2: -From 1918 to 1987, Soviet Russia operated a network of hundreds of prison camps that held up to 10, 000 people each. When Stalin launched his infamous purges in 1936, millions of so-called political prisoners were arrested and transported to the gulags without trial.