This sort of problem has existed for some time. Here’s a 2006 movie about diamonds in Africa. https://en.m.wikipedia.org/wiki/Blood_Diamond https://en.m.wikip

This sort of problem has existed for some time. Here’s a 2006 movie about diamonds in Africa. https://en.m.wikipedia.org/wiki/Blood_Diamond https://en.m.wikipedia.org/wiki/Blood_Diamond