(February 17, 2021, 1:47 PM EST) -- LONDON — An English justice on Feb. 15 found no basis for the Republic of Sierra Leone’s challenge to an International Chamber of Commerce (ICC) tribunal’s partial final award finding jurisdiction over a claim brought by a mining company, finding that while Sierra Leone challenged the arbitration as commenced too early, it had itself demanded that the company file its request for arbitration before a three-month period for exploring a settlement had elapsed....