An old railroad is key to U.S.-China race for critical metals in Africa Rest of World By: Nicolas Niarchos 30 April 2026 at 05:00 The Democratic Republic of the Congo is one of Africa’s wealthiest countries even as its people are some of the world’s poorest. It is rich in cobalt, lithium and copper,... © Paul Popper/Getty ImagesA train on the Benguela railway between Lobito and Luau, Angola, circa 1910.
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