The Ethiopian federal army and Tigrayan forces have resumed their war, having failed to turn the November 2022 peace deal into a lasting political settlement. The Tigray war of 2020-2022 was one of the deadliest conflicts of the 21st century. The war was driven by ethnic hatred, which the Ethiopian government and allies fomented and used to mobilise violence against Tigrayans. The war caused enormous loss of life, mass displacement and widesprea…