A/RES/57/183 nature of refugee camps is not compromised by the presence or the activities of armed elements; 17. Deplores the deaths, injuries and other forms of violence sustained by staff members of the Office of the United Nations High Commissioner for Refugees, urges States, parties to conflict and all other relevant actors to take all necessary measures to protect activities related to humanitarian assistance, to prevent attacks on and kidnapping of national and international humanitarian workers and to ensure their safety and security, calls upon States to investigate fully any crime committed against humanitarian personnel and to bring to justice persons responsible for such crimes, and calls upon organizations and aid workers to abide by the national laws and regulations of the countries in which they operate; 18. Condemns any exploitation of refugees, especially their sexual exploitation, and calls for those responsible for such deplorable acts to be brought to justice; 19. Welcomes the decision by the Office of the High Commissioner to put into place a code of conduct for humanitarian personnel aimed at preventing the exploitation of refugees, especially in the area of sexual exploitation; 20. Calls upon the Office of the High Commissioner, the African Union, subregional organizations and all African States, in conjunction with agencies of the United Nations system, intergovernmental and non-governmental organizations and the international community, to strengthen and revitalize existing partnerships and forge new ones in support of the international refugee protection system; 21. Calls upon the Office of the High Commissioner, the international community and other concerned entities to intensify their support to African Governments through appropriate capacity-building activities, including training of relevant officers, disseminating information about refugee instruments and principles, providing financial, technical and advisory services to accelerate the enactment or amendment and implementation of legislation relating to refugees, strengthening emergency response and enhancing capacities for the coordination of humanitarian activities; 22. Reaffirms the right of return and also the principle of voluntary repatriation, appeals to countries of origin and countries of asylum to create conditions that are conducive to voluntary repatriation, and recognizes that, while voluntary repatriation remains the pre-eminent solution, local integration and third-country resettlement, where appropriate and feasible, are also viable options for dealing with the situation of African refugees who, owing to prevailing circumstances in their respective countries of origin, are unable to return home; 23. Notes with satisfaction the voluntary return of millions of refugees to their homelands following the successful repatriation and reintegration operations carried out by the Office of the High Commissioner with the cooperation and collaboration of countries hosting refugees and countries of origin, and looks forward to other programmes to assist the voluntary repatriation and reintegration of all refugees in Africa; 24. Appeals to the international community to respond positively, in the spirit of solidarity and burden-sharing, to the third-country resettlement requests of African refugees, and notes with appreciation that some African countries have offered resettlement places for refugees; 25. Calls upon the international donor community to provide financial and material assistance for the implementation of community-based development programmes in refugee-hosting areas, in agreement with host countries, which benefit both refugees and host communities, as appropriate; 5