Why US is trying to curtail ICC investigation over 'war crimes' in Afghanistan

The U.S. government made it clear in March that it would not cooperate with an International Criminal Court (ICC) investigation into alleged war crimes committed by U.S. military and intelligence personnel in Afghanistan, and late last week, the Trump administration doubled-down on its stance by issuing an executive order that paves the way for ICC employees and their families to be barred from entry to the United States, and slapped with economic sanctions.