late september 2020, the hague court, a special court for the international justice began a long-delayed hearing on the war crimes committed by kosovo fighters. the proceedings were started with an aim of affecting the tense relation between kosovo and serbia. the kosovo specialist chambers and specialist prosecutor's office is investigating kosovo's president hashim thaçi, senior kosovar politician kadri veseli, and other kla figures for war crimes and crimes against humanity. a preliminary indictment of thaçi, veseli, and several others was announced in june 2020. in september 2020, salih mustafa, the former commander of the kla's bia unit, was arrested. his indictment, which accuses him of being responsible for the torture and murder of "persons taking no active part in hostilities", was released at the same time. the charges against kosovo’s president hashim thaçi were not announced, but his alleged involvement in war crimes prevented him from attending the signing ceremony for an agreement on limited steps taken towards economic normalisation with his serbian counterpart, aleksandar vučić.