diamantmijnen: De Beers put opzettelijk diamantmijnen in COD uit om eigen mijnen in ZAF te vrijwaren

Another intercepted letter from a Belgian diamond executive suggested that De Beers was intentionally exhausting the diamond mines in the Belgian Congo, while preserving its mines in South Africa, so that after the war was over De Beers "will have complete control over the market.."

http://edwardjayepstein.com/diamond/chap9.htm