Botswana Seeks Control of De Beers as Angola Joins Race for Diamond Giant Botswana is taking concrete steps to acquire a majority stake in De Beers, President Duma Boko announced on Monday, shortly after Angola revealed its own plans to pursue control of the global diamond powerhouse. Botswana currently holds a 15% share in De Beers and contributes around 70% of the company’s annual rough diamond output, making it a cornerstone of the southern African
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