European UnionThe EU has classified molybdenum, cobalt, tantalum and antimony as 'critical'. Sorry, I don't have the link.
What is Happening with Cobalt?
Cobalt became one of the two “major” minor metals in this decade’s metals cycle, the other being molybdenum. Cobalt also made the short list of four metals that the European Union chose to name in its press release as representative of the 40 metals it is classifying as critical:
Lithium, Tantalum, Cobalt & Antimony