A/RES/55/49 upon all the parties to the conflict to cease the hostilities and to fulfil their obligations under the Ceasefire Agreement signed in Lusaka; 10 11. Reaffirms the importance for Member States to contribute by all means at their disposal to an effective and lasting peace in Angola, and in that context reiterates that the primary cause of the present situation in Angola is the failure of the National Union for the Total Independence of Angola, under the leadership of Jonas Savimbi, to comply with its obligations under the Peace Accords, 11 the Lusaka Protocol 12 and relevant Security Council resolutions; 12. Views with concern the humanitarian effects on the civilian population of the present situation in Angola, commends in this regard the efforts of Member States, including the Government of Angola, and humanitarian organizations in rendering humanitarian assistance to Angola, and urges them to continue to provide and to increase such assistance; 13. Welcomes the return to constitutional and democratic order in GuineaBissau following the holding of free and fair presidential and legislative elections on 16 January 2000, and calls upon the international community and the Government of Guinea-Bissau to support the economic reconstruction of Guinea-Bissau and promote the consolidation of democracy there; 14. Affirms the importance of the South Atlantic to global maritime and commercial transactions and its determination to preserve the region for all peaceful purposes and activities protected by international law, in particular the United Nations Convention on the Law of the Sea;13 15. Calls upon Member States to continue their efforts towards the achievement of appropriate regulation of maritime transport of radioactive and toxic wastes, taking into account the interests of coastal States and in accordance with the United Nations Convention on the Law of the Sea and the regulations of the International Maritime Organization and the International Atomic Energy Agency; 16. Views with concern the increase in drug trafficking and related crimes, including drug abuse, and calls upon the international community and the States members of the zone to promote regional and international cooperation to combat all aspects of the problem of drugs and related offences; 17. Recognizes, in the light of the number, magnitude and complexity of natural disasters and other emergencies, the need to strengthen the coordination of humanitarian assistance by States members of the zone, so as to ensure a timely and effective response; 18. Welcomes the offer by Benin to host the sixth meeting of the States members of the zone; 19. Requests the relevant organizations, organs and bodies of the United Nations system to render all appropriate assistance that States members of the zone may seek in their joint efforts to implement the declaration of the zone of peace and cooperation of the South Atlantic; 10 S/1999/815, annex. S/22609. 12 S/1994/1441. 13 United Nations publication, Sales No. E.97.V.10. 11 3