tion, as well as racist and xenophobic sentiments, including measures to combat the negative influence of such ideologies especially on young people through formal and non-formal education, the media and sport; 87. Urges States parties to adopt legislation implementing the obligations they have assumed to prosecute and punish persons who have committed or ordered to be committed grave breaches of the Geneva Conventions of 12 August 1949 and Additional Protocol I thereto and of other serious violations of the laws and customs of war, in particular in relation to the principle of non-discrimination; 88. Calls upon States to criminalize all forms of trafficking in persons, in particular women and children, and to condemn and penalize traffickers and intermediaries, while ensuring protection and assistance to the victims of trafficking, with full respect for their human rights; 89. Urges States to carry out comprehensive, exhaustive, timely and impartial investigations of all unlawful acts of racism and racial discrimination, to prosecute criminal offences ex officio, as appropriate, or initiate or facilitate all appropriate actions arising from offences of a racist or xenophobic nature, to ensure that criminal and civil investigations and prosecutions of offences of a racist or xenophobic nature are given high priority and are actively and consistently undertaken, and to ensure the right to equal treatment before the tribunals and all other organs administering justice. In this regard, the World Conference underlines the importance of fostering awareness and providing training to the various agents in the criminal justice system to ensure fair and 77