Washington D.C. The United States on Friday accused China of conducting a secret nuclear explosive test and preparing for a large volume of further tests. The US stated this violates the international test ban treaty.“I can confirm that China has tested a nuclear explosive device and is preparing to test in the hundreds of tons,” claimed US Deputy Secretary Thomas DiNanno at the United Nations Conference on Disarmament held in Geneva.He added, “China conducted such a nuclear test to develop its products on June 22, 2020.” US President Donald Trump had made similar accusations late last year.President Trump stated on...