A/RES/66/144 40. Expresses concern at recent deeply marked tendencies within numerous societies to characterize migration as a problem and a threat to social cohesion, and in this context notes the numerous human rights challenges in combating racism, racial discrimination, xenophobia and related intolerance; 41. Recommends that States conduct human rights training, including on the challenges of racism, racial discrimination, xenophobia and related intolerance faced by migrants, refugees and asylum-seekers, for law enforcement officials, especially immigration officials and border police, so that they may act in conformity with international human rights law; 42. Also recommends that States collect disaggregated data in order to design appropriate anti-racial discrimination legislation and policies and monitor their effectiveness, while abiding by some key principles, including self-identification, the right to privacy, and guaranteeing the consent of those individuals concerned, and the involvement of all groups of individuals concerned, in the design and implementation of the exercise; IV Outcomes of the 2001 World Conference against Racism, Racial Discrimination, Xenophobia and Related Intolerance, the 2009 Durban Review Conference and the commemoration of the tenth anniversary of the adoption of the Durban Declaration and Programme of Action (2011) 43. Reaffirms that the General Assembly is the highest intergovernmental mechanism for the formulation and appraisal of policy on matters relating to the economic, social and related fields, in accordance with Assembly resolution 50/227 of 24 May 1996, and that, together with the Human Rights Council, it shall constitute an intergovernmental process for the comprehensive implementation of and follow-up to the Durban Declaration and Programme of Action1 in combating racism, racial discrimination, xenophobia and related intolerance; 44. Welcomes the adoption of the political declaration of the high-level meeting of the General Assembly to commemorate the tenth anniversary of the adoption of the Durban Declaration and Programme of Action, 11 whose aim is to mobilize political will at the national, regional and international levels; 45. Reaffirms the political commitment to the full and effective implementation of the Durban Declaration and Programme of Action, the outcome document of the Durban Review Conference,3 and their follow-up processes, at the national, regional and international levels, in combating racism, racial discrimination, xenophobia and related intolerance; 46. Calls upon all States that have not yet elaborated their national action plans on combating racism, racial discrimination, xenophobia and related intolerance to comply with their commitments undertaken at the World Conference against Racism, Racial Discrimination, Xenophobia and Related Intolerance of 2001; 47. Calls upon all States to formulate and implement without delay, at the national, regional and international levels, policies and plans of action to combat racism, racial discrimination, xenophobia and related intolerance, including their gender-based manifestations; _______________ 11 8 See resolution 66/3.