Strengthening of the coordination of emergency humanitarian assistance of the United Nations A/RES/74/118 address acts of violence, attacks and threats against them, requests the Secretary General to expedite his efforts to enhance the safety and security of personnel involved in United Nations humanitarian operations, and in this regard reaffirms the need for States to ensure that those responsible for violations of international humanitarian law do not operate with impunity, urges States to conduct, full, prompt, impartial and effective investigations within their jurisdiction of violations of international humanitarian law with a view to ensuring accountability, as provided for by national laws and obligations under international law, and urges Member States to scale up their efforts to ensure the safety and security of humanitarian personnel; 67. Emphasizes the responsibility of States to adopt preventive measures and effective responses to acts of violence committed against civilian populations in armed conflicts and to comply with the relevant obligations under international law to end impunity and to ensure that those responsible for violations are promptly brought to justice, in accordance with national law and their obligations under international law; 68. 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 the delivery of supplies and equipment, in order to allow such personnel to efficiently perform their task of assisting affected civilian populations, including refugees and internally displaced persons; 69. Urges States, while undertaking counter-terrorism activities, to respect their international obligations, including whenever international humanitarian law is applicable, in particular regarding the provision of humanitarian assistance to civilian populations, as well as recognizes the key role humanitarian organizations play in the provision of principled humanitarian assistance, while also recognizing the importance of preventing and suppressing the financing of and other forms of support to terrorism; 70. Recognizes the Guiding Principles on Internal Displacement 14 as an important international framework for the protection of internally displaced persons, and that forced displacement is not only a humanitarian but also a development challenge, encourages Member States and humanitarian agencies to continue to work together, in collaboration with host communities, in ende avours to provide a more predictable response to the needs of internally displaced persons and in particular to address the long-term nature of displacement by adopting and implementing long term strategies and coherent multi-year planning, including in relation to issues such as livelihoods, and in this regard calls for continued and enhanced international support, upon request, for the capacity-building efforts of States and encourages humanitarian organizations to improve coordination, including with dev elopment organizations, to better address the needs of internally displaced persons in support of Member States to promote durable solutions; 71. Welcomes the progress made towards further enhancing the security management system of the United Nations, and supports the approach taken by the Secretary-General to focus the efforts of the security management system on enabling the United Nations system to “stay and deliver” its most critical programmes even in high-risk environments by effectively managing the risks to which personnel are exposed, including in the provision of humanitarian assistance, and to adapt quickly to changes in local security conditions; __________________ 14 19-22035 E/CN.4/1998/53/Add.2, annex. 15/16