A/RES/49/10 Page 5 6. Strongly condemns the Serbian self-proclaimed authorities in the Serbian-controlled territories of Bosnia and Herzegovina for their actions in pursuit of the ethnic cleansing of those areas as a matter of policy; 7. Reaffirms its support for the principle that all statements and commitments made under duress, particularly those regarding land and property, are wholly null and void; 8. Reaffirms that the consequences of ethnic cleansing shall not be accepted by the international community and that those who have seized land and other property by ethnic cleansing and by the use of force must relinquish those lands, in conformity with norms of international law; 9. Reaffirms once again the right of refugees and displaced persons from the areas of conflict in the territory of the former Yugoslavia to return voluntarily to their homes in safety and dignity, and therefore requests the Office of the United Nations High Commissioner for Refugees and other relevant United Nations bodies to facilitate their return; 10. Urges the Office of the High Commissioner, as part of its humanitarian assistance programme, to provide appropriate assistance to facilitate cultural exchanges between Sarajevo and other parts of Bosnia and Herzegovina and the international community and to facilitate the delivery and installation of a reliable communications system in Sarajevo for the use of the civilian population; 11. Condemns vigorously all violations of human rights and international humanitarian law committed by parties to the conflict, especially those violations committed as policy by Serbia and Montenegro and the Bosnian Serbs, who have done so systematically, flagrantly and on a massive scale against the people of Bosnia and Herzegovina; 12. Deeply alarmed by the continuing systematic abuses committed against Albanians, Bosnians, Hungarians and Croatians, and others in Kosovo, Sandzak and Vojvodina, respectively, by the authorities of Serbia and Montenegro, and in that regard condemns the decision of those authorities not to renew the mandate of the monitoring missions of the Conference on Security and Cooperation in Europe in those regions; 13. Demands that the Federal Republic of Yugoslavia (Serbia and Montenegro) uphold its commitment and obligation to comply with relevant Security Council resolutions, including resolution 752 (1992) of 15 May 1992, and to cease any military and logistic support to the Bosnian Serbs, and supports the decision of the Council to terminate automatically the partial suspension of sanctions in the event that the Federal Republic is found not to implement effectively its decision to close the border between the Republic of Bosnia and Herzegovina and the Federal Republic in accordance with Council resolution 943 (1994) of 23 September 1994; 14. Calls for mutual recognition between the Republic of Bosnia and Herzegovina and the Federal Republic of Yugoslavia (Serbia and Montenegro) within their existing internationally recognized borders as a critical step towards a lasting peace settlement; /...