THE African Union pledged in 2016 to “silence the guns” by the end of 2020, an ambitious agenda of ending armed conflicts on the continent. Just two months before that deadline, the deadliest war in years erupted in Ethiopia. On 3 November 2020, the armies of the Federal Government of Ethiopia and the State of Eritrea attacked the region of Tigray. Since then, the guns have not been silent. Instead, it is the African Union that has been silent. That war is now two years old. Crimes against humanity and war crimes have been committed during this time. Some estimates…