168. Urges States that have not yet done so to consider acceding to the Geneva Conventions of 12 August 1949 and their two Additional Protocols of 1977, as well as to other treaties of international humanitarian law, and to enact, with the highest priority, appropriate legislation, taking the measures required to give full effect to their obligations under international humanitarian law, in particular in relation to the rules prohibiting discrimination; 169. Urges States to develop cooperation programmes to promote equal opportunities for the benefit of victims of racism, racial discrimination, xenophobia and related intolerance and encourages them to propose the creation of multilateral cooperation programmes with the same objective; 170. Invites States to include the subject of the struggle against racism, racial discrimination, xenophobia and related intolerance in the work programmes of the regional integration agencies and of the regional cross-boundary dialogue forums; 171. Urges States to recognize the challenges that people of different socially constructed races, colours, descent, national or ethnic origins, religions and languages experience in seeking to live together and to develop harmonious multiracial and multicultural societies; also urges States to recognize that the positive examples of relatively successful multiracial and multicultural societies, such as some of those in the Caribbean region, need to be examined and analysed, and that techniques, mechanisms, policies and programmes for reconciling conflicts based on factors related to race, colour, descent, language, religion, or national or ethnic origin and asdf United Nations 110