A/HRC/33/38 XI).28 OHCHR has received information indicating that children have been recruited by parties to the conflict, allocated to military checkpoints and used in hostilities. The task force has documented 559 cases of child recruitment from July 2015 until May 2016 (see figure XII), most of which were documented in the Sana’a Governorate, allegedly at the hands of the Popular Committees.29 Recruitment of children and their use in hostilities are violations of international humanitarian law and of the Convention on the Rights of the Child and the Optional Protocol to the Convention on the Rights of the Child on the involvement of children in armed conflict, both of which have been ratified by the Government of Yemen. Figure XI Governorates in which the highest number of child casualties were reported (July 2015-June 2016) 500 450 400 350 300 250 200 150 100 50 0 432 243 143 Taizz Sa'ada Aden 115 70 Amanat Al-Asimah Hajjah Source: Country task force on monitoring and reporting. Figure XII Number of children recruited, 2015/16 300 278 250 200 130 150 96 100 55 50 0 July- Sept Oct-Dec Jan-March April-May Source: Country task force on monitoring and reporting. 28 29 United Nations Children’s Fund (UNICEF), Children on the Brink: The Impact of Violence and Conflict on Yemen and Its Children (2016). Available from www.unicef.org/media/files/ Yemen_FINAL.PDF. See also the country task force contribution for the present. Country task force contribution for the present report. 19