A/HRC/S-25/2 Welcoming any genuine steps to improve the humanitarian situation in Aleppo, and stressing the vital importance of a sustained cessation of hostilities, Welcoming also the decision of the Secretary-General to establish an internal United Nations board of inquiry on the incident involving the bombing of a United Nations-Syrian Arab Red Crescent relief operation to Urum al-Kubra, in the Syrian Arab Republic, on 19 September 2016, and underlining the importance of all parties concerned cooperating fully with the board and the importance of completing the investigation without delay with a view to holding the perpetrators accountable, 1. Demands that all parties to the Syrian conflict, in particular the Syrian authorities and its allies, immediately comply with their obligations under international humanitarian law and international human rights law, as applicable, including with respect to all besieged and hard-to-reach areas, calls upon all parties to implement fully and immediately all the provisions of Security Council resolutions 2139 (2014) of 22 February 2014, 2165 (2014) of 14 July 2014, 2191 (2014) of 17 December 2014, 2199 (2015) of 12 February 2015, 2254 (2015) of 18 December 2015, 2258 (2015) of 18 December 2015 and 2268 (2016) of 26 February 2016, and recalls the importance of holding accountable those responsible for all violations of international humanitarian law and all violations and abuses of international human rights law committed in the Syrian Arab Republic; 2. Urges the immediate implementation of the cessation of hostilities; 3. Demands that all parties, in particular the Syrian authorities and its supporters, promptly allow rapid, safe, unhindered and sustained humanitarian access for United Nations humanitarian agencies and their implementing partners, including across conflict lines and borders, in order to ensure that humanitarian assistance reaches people in need through the most direct routes; 4. Also demands that the regime and its allies end immediately all aerial bombardments of and military flights over Aleppo city; 5. Further demands that the Syrian authorities cooperate fully with the Human Rights Council and the Independent International Commission of Inquiry on the Syrian Arab Republic by granting the Commission immediate, full and unfettered access throughout the Syrian Arab Republic; 6. Strongly condemns all use of starvation of civilians as a method of combat, and all besiegement directed against civilian populations; 7. Also strongly condemns the terrorist acts and violence committed against civilians by the so-called Islamic State in Iraq and the Levant (Daesh), Al-Nusrah Front or other terrorist organizations designated by the Security Council, and their continued gross, systematic and widespread abuses of international human rights law and violations of international humanitarian law, reaffirms that terrorism, including the actions of the socalled Islamic State in Iraq and the Levant (Daesh), cannot and should not be associated with any religion, nationality or civilization, and stresses the importance of the full implementation of Security Council resolution 2170 (2014); 8. Emphasizes the need to ensure that all those responsible for violations of international humanitarian law or violations and abuses of international human rights law are held to account through appropriate, fair and independent domestic or international criminal justice mechanisms, and stresses the need to pursue practical steps towards this goal, noting the important role that the International Criminal Court can play in this regard; 9. Demands that all parties comply with the requests made by the United Nations and their implementing partners for humanitarian access, including by observing the cessation of hostilities as described by the Security Council in its resolution 2268 3