A/RES/53/203 A-B Page 4 and durable ceasefire among the Afghan parties and to institute a negotiating process leading to the formation of a broad-based, multi-ethnic and fully representative government of national unity; 8. Endorses the proposal of the Secretary-General to establish, taking into account security conditions, a separate civil affairs unit by adding a new monitoring function to the United Nations Special Mission to Afghanistan, with the primary objective of deterring grave violations of human rights and promoting respect for minimum humanitarian standards in the future, and to send an assessment mission to Afghanistan, as soon as security conditions permit, in order to determine the exact mandate, composition and location of the civilian monitors; 9. Welcomes the continuing commitment of the United Nations to facilitate the political process towards national reconciliation and a lasting political settlement with the participation of all parties to the conflict and all segments of Afghan society, and reaffirms its full support for the comprehensive efforts of the Secretary-General, the activities of the Special Envoy of the Secretary-General for Afghanistan and those of the United Nations Special Mission to Afghanistan; 10. Welcomes in this regard the constitution of groups of interested States, in particular the “six plus two” group, to coordinate their efforts, as well as the activities of international organizations, in particular the Organization of the Islamic Conference and the initiatives of its Secretary-General, and urges these States and organizations to continue to use their influence in a constructive manner in support of and in close coordination with the United Nations to promote peace in Afghanistan; 11. Calls upon the Taliban to provide security guarantees to enable an investigation to be carried out under the auspices of the United Nations High Commissioner for Human Rights on the reports of massacres of innocent civilians and of mass executions of prisoners of war as well as on reports of killings in Mazar-e Sharif and Bamian; 12. Urges all Afghan parties, in particular the Taliban, to demonstrate their full commitment to the safety and security of all international and humanitarian personnel, which is a prerequisite for their activities in Afghanistan, to facilitate their work; 13. Takes note of the Supplementary Protocol to the Memorandum of Understanding of 13 May 1998, signed by the United Nations and the Taliban on the security of United Nations personnel in Afghanistan, and urges the Taliban to take the necessary steps for its full implementation; 14. Urges the Taliban to proceed with the immediate and thorough investigation of the death, serious injury or disappearance of international or national staff members and other persons employed by the United Nations, in particular the killing of the two Afghan staff members of the World Food Programme and of the Office of the United Nations High Commissioner for Refugees in Jalalabad and of the Military Adviser to the United Nations Special Mission to Afghanistan in Kabul, and to keep the United Nations regularly informed about the progress of its investigation; 15. Strongly condemns the killing of the diplomatic and consular staff of the Consulate-General of the Islamic Republic of Iran in Mazar-e Sharif and the correspondent of the Islamic Republic News Agency, which the Taliban has accepted as having been perpetrated by its militia, urges the Taliban to inform the Government of the Islamic Republic of Iran and the United Nations about the result of its investigation to date, and calls upon the Taliban to cooperate fully with an international investigation of /...