A/RES/63/159 22. Requests that the entities of the United Nations system systematically incorporate the outcomes of the Commission on the Status of Women into their work within their mandates, inter alia, to ensure effective support for the efforts of Member States towards the achievement of gender equality and the empowerment of women; 23. Reaffirms the commitment made at the 2005 World Summit to the full and effective implementation of Security Council resolution 1325 (2000) of 31 October 2000, while noting the eighth anniversary of its adoption and the open debates in the Council on women and peace and security, and encourages Governments to ensure systematic attention to, recognition of and support for the role of women in the prevention and resolution of conflicts and in peacebuilding efforts; 24. Urges Governments and the United Nations system to take further steps to ensure the integration of a gender perspective and the full and equal participation of women in all efforts to promote peace and security, including in peace negotiations, peacekeeping, peacebuilding and post-conflict situations, as well as to increase their role in decision-making at all levels, including through the development of national action plans and strategies; 25. Calls upon all parts of the United Nations system to continue to play an active role in ensuring the full, effective and accelerated implementation of the Beijing Platform for Action and the outcome of the twenty-third special session, through, inter alia, the work of the Office of the Special Adviser on Gender Issues and Advancement of Women and the Division for the Advancement of Women and the maintenance of gender specialists in all entities of the United Nations system, as well as by ensuring that all personnel, especially in the field, receive training and appropriate follow-up, including tools, guidance and support, for accelerated gender mainstreaming, and reaffirms the need to strengthen the capabilities of the United Nations system in the area of gender; 26. Requests the Secretary-General to review and redouble his efforts to make progress towards achieving the goal of 50/50 gender balance at all levels in the Secretariat and throughout the United Nations system, with full respect for the principle of equitable geographical distribution, in conformity with Article 101, paragraph 3, of the Charter of the United Nations, considering, in particular, women from developing and least developed countries, from countries with economies in transition and from unrepresented or largely underrepresented Member States, and to ensure managerial and departmental accountability with respect to gender balance targets, and strongly encourages Member States to identify and regularly submit more women candidates for appointment to positions in the United Nations system, especially at more senior and policymaking levels; 27. Encourages the subsidiary bodies of the General Assembly to incorporate gender-equality perspectives systematically in their discussions and outcomes, including through effective use of the analysis, data and recommendations contained in reports of the Secretary-General, and to follow up on the outcomes; 28. Requests that reports of the Secretary-General submitted to the General Assembly facilitate gender-sensitive policy development by more systematically including qualitative gender analysis, data and recommendations for further action; 29. Calls upon the United Nations system to continue its efforts towards achieving the goal of gender balance, including with the active support of gender focal points, and requests the Secretary-General to provide an oral report to the 8