9. 安全理事会在第 2245(2015)号决议中欢迎会员国打算为联索支助办提供军警人员和政府借调人员，以协助它开展规定的工作。该决议通过后，秘书长在 2016年 4 月 15 日给安全理事会主席的信(S/2016/350)中通知安理会，大不列颠及北爱尔兰联合王国政府打算部署一支多达 70 名军事人员的国家特遣队，为联索支助办提供支助。安理会通过 2016 年 4 月 15 日安理会主席给秘书长的信(S/2016/351)，表示注意到秘书长信中的信息。在 2019/20 年度执行期间，来自联合王国的特遣队进行了重组，其规模也减至 10 名军事人员，并进行了全面部署。
9. Following the adoption of Security Council resolution 2245 (2015), in which the Council welcomed the intention of Member States to provide uniformed and government-provided personnel to UNSOS in support of the delivery of its mandated tasks, the Secretary-General, in his letter dated 15 April 2016 to the President of the Security Council (S/2016/350), informed the Council of the intentions of the Government of the United Kingdom of Great Britain and Northern Ireland to deploy a national contingent of up to 70 military personnel to support UNSOS. Through the letter of the President of the Council addressed to the Secretary-General dated 15 April 2016 (S/2016/351), the Council took note of the information contained in the letter of the Secretary-General. During the 2019/20 performance period, the contingent from the United Kingdom was restructured and reduced in size to 10 military personnel, who were fully deployed.