Reiterating its serious concern regarding the continuation of hostilities by armed groups and militias in the eastern part of the Democratic Republic of the Congo , particularly in the provinces of North and South Kivu and in the Ituri district , and by the grave violations of human rights and of international humanitarian law that accompany them , calling on the Government of National Unity and Transition to bring the perpetrators to justice without delay , and recognizing that the continuing presence of ex-Forces armées rwandaises and Interahamwe elements remains a threat for the local civilian population and an impediment to good-neighbourly relations between the Democratic Republic of the Congo and Rwanda , Welcoming in this regard the African Union 's support for efforts to further peace in the eastern part of the Democratic Republic of the Congo , and calling on the African Union to work closely with MONUC in defining its role in the region , Recalling its condemnation of the attack by one of these militias against members of the United Nations Organization Mission in the Democratic Republic of the Congo ( MONUC ) , on 25 February 2005 , and welcoming the first steps taken to date to bring them to justice , in particular the arrests of militia leaders suspected of bearing responsibility for human rights abuses , Reiterating its call on the Congolese parties , when selecting individuals for key posts in the Government of National Unity and Transition , including the Armed Forces and National Police , to take into account the record and commitment of those individuals with regard to respect for international humanitarian law and human rights ,