Forced and child labor has been reported in mines in the Congo, which produces over 70% of the world's cobalt. Junior Kannah/AFP via Getty ImagesThe European Union will soon require thousands of large companies to actively look for and reduce human rights abuses and environmental damage in their supply chains. And although it’s an EU law, it will also cover foreign businesses – including American ones – that have operations in the region. The European Parliament approved a draft of the new rules