It’s 1940, and the world is at war. The Allies and Axis powers are scrambling to lock down supplies of the industrial diamonds needed to mass produce their tanks, planes and submarines.But when the White House demands De Beers hands over a year’s supply of industrial diamonds, it soon learns the cartel is as hard to break as the diamonds it sells. Listen ad-free on Wondery+ hereSupport us by supporting our sponsors!Privacy Policy and California Privacy Notice.