Abstract: This article examines the role of the United Nations in conflict resolution around Western Sahara. The first part of research is dedicated to historical review of the conflict and the role of UN in signing the agreement on ceasefire between Morocco and Polisario. The second part analyzes the proposal of the Secretary-General of the United Nations Javier Perez de Cuellar on the conflict settlement, as well as initiatives of his personal delegates, namely James Baker, aimed at searching of political solution in this conflict. The scientific novelty of the conducted research consists in consideration of the role of the United Nations in conflict resolution of Western Sahara, in the course of which the author explored the various approaches towards the problem and substantiated the reasons for failures of the international organization in achieving a long-term and mutually acceptable political solution between the parties of the conflict.