A/HRC/RES/43/28 in its resolution 1325 (2000) of 31 October 2000 and associated resolutions, and in accordance with the Geneva communiqué of 30 June 2012 and Council resolutions 2118 (2013) of 27 September 2013 and 2254 (2015) of 18 December 2015, with a view to establishing credible, inclusive and non-sectarian governance, and supporting the Special Envoy of the Secretary-General for Syria in his efforts towards this end, Welcoming the work of the Special Envoy to facilitate the work of the Constitutional Committee, and strongly urges all relevant parties to engage meaningfully and substantively on this issue, and expressing deep concern at the negative impact that the violence in the north-west could have on this process, and welcomes the Special Envoy’s efforts to facilitate the implementation of all the provisions of Security Council resolution 2254 (2015) of 18 December 2015; Recalling Security Council resolution 2336 (2016) of 31 December 2016, acknowledging the signing by Turkey and the Russian Federation of the memorandum on the stabilization of the situation in the Idlib de-escalation area on 17 September 2018 and the additional protocol thereto on 5 March 2020, and stressing the urgent need for the Syrian authorities and their State and non-State allies to cease any military offensive in Idlib and surrounding areas, and for all relevant parties to implement a complete ceasefire in Idlib in order to prevent further death, injury and displacement among civilians and to allow for immediate and unhindered humanitarian access, while emphasizing the need to establish an effective and lasting nationwide ceasefire in the Syrian Arab Republic, Reaffirming that States must ensure that any measure taken to counter terrorism complies with any relevant rules of international law, in particular international human rights law and international humanitarian law, Recalling that, consistent with international humanitarian law and pursuant to relevant Security Council resolutions, including resolutions 2165 (2014) of 14 July 2014, 2268 (2016) of 26 February 2016 and 2401 (2018) of 24 February 2018, all parties to the conflict are to enable the immediate and unhindered delivery of humanitarian assistance, and stressing that the arbitrary denial of humanitarian access, depriving civilians of objects and assistance indispensable to their survival, including wilfully impeding relief supplies, such as food aid and life-saving medical supplies, may constitute a violation of international humanitarian law, Recalling also Security Council resolution 2417 (2018) of 24 May 2018, in which the Council underlined that using starvation of civilians as a method of warfare may constitute a war crime, Recalling further that deliberate attacks on civilians and civilian objects, such as schools and educational facilities, cultural heritage and places of worship, as well as on medical facilities, patients and personnel and on humanitarian personnel, may also amount to war crimes, Recalling the statements made by the Secretary-General and the United Nations High Commissioner for Human Rights that crimes against humanity and war crimes are likely to have been committed in the Syrian Arab Republic, Reaffirming that the use of chemical weapons constitutes a serious violation of international law, reiterating that all those responsible for any such use must be held accountable, regretting that the mandate of the Organisation for the Prohibition of Chemical Weapons-United Nations Joint Investigative Mechanism was not renewed, and welcoming the establishment by the Organisation for the Prohibition of Chemical Weapons of the Investigation and Identification Team pursuant to the decision made at the Fourth Special Session of the Conference of State Parties to identify the perpetrators of the use of chemical weapons in the Syrian Arab Republic, Welcoming the work of the International Impartial and Independent Mechanism to Assist in the Investigation and Prosecution of Persons Responsible for the Most Serious Crimes under International Law Committed in the Syrian Arab Republic since March 2011, including on instances of the use of chemical weapons, and taking note of the decision made 2