A/RES/63/139 24. Recognizes the Guiding Principles on Internal Displacement 8 as an important international framework for the protection of internally displaced persons, encourages Member States and humanitarian agencies to continue to work together in endeavours to provide a more predictable response to the needs of internally displaced persons, and in this regard calls for international support, upon request, for capacity-building efforts of States; 7F 25. Calls upon all States and parties in complex humanitarian emergencies, in particular in armed conflict and in post-conflict situations, in countries in which humanitarian personnel are operating, in conformity with the relevant provisions of international law and national laws, to cooperate fully with the United Nations and other humanitarian agencies and organizations and to ensure the safe and unhindered access of humanitarian personnel, as well as delivery of supplies and equipment, in order to allow them to efficiently perform their task of assisting affected civilian populations, including refugees and internally displaced persons; 26. Decides to designate 19 August as World Humanitarian Day in order to contribute to increasing public awareness about humanitarian assistance activities worldwide and the importance of international cooperation in this regard, as well as to honour all humanitarian and United Nations and associated personnel who have worked in the promotion of the humanitarian cause and those who have lost their lives in the cause of duty, and invites all Member States and the entities of the United Nations system, within existing resources, as well as other international organizations and non-governmental organizations, to observe it annually in an appropriate manner; 27. Requests the Secretary-General to report to the General Assembly at its sixty-fourth session, through the Economic and Social Council at its substantive session of 2009, on progress made in strengthening the coordination of emergency humanitarian assistance of the United Nations and to submit a report to the Assembly on the detailed use of the Central Emergency Response Fund. 68th plenary meeting 11 December 2008 _______________ 8 E/CN.4/1998/53/Add.2, annex. 5