United Nations Security Council resolution 1598, adopted unanimously on 28 April 2005, after recalling all previous resolutions on the situation in Western Sahara, including resolutions 1495 (2003), 1541 (2004) and 1570 (2004), the Council extended the mandate of the United Nations Mission for the Referendum in Western Sahara (MINURSO) until 31 October 2005.[1]