ara , ▁particularly ▁resolution s ▁ 1 4 9 5 ▁( 2 0 0 3 ) ▁and ▁ 1 5 4 1 ▁( 2 0 0 4 ), ▁the ▁Council ▁extended ▁the ▁mand ate ▁of ▁the ▁United ▁Nations ▁Mission ▁for ▁the ▁Refer endum ▁in ▁Western ▁Sah ara ▁( MIN UR SO ) ▁until ▁ 3 0 ▁April ▁ 2 0 0 5 . ▁ ▁The ▁Security ▁Council ▁re aff ir med ▁the ▁need ▁for ▁a ▁dur able ▁and ▁mut ual ▁solution ▁to ▁the ▁Western ▁Sah ara ▁problem , ▁which ▁would ▁provide ▁for ▁the ▁self - det erm ination ▁of ▁the ▁people ▁of ▁the ▁territory . ▁Both ▁Mor oc co ▁and ▁the ▁Pol is ario ▁Front ▁were ▁ur ged ▁to ▁co - oper ate ▁with ▁the ▁United ▁Nations ▁to ▁end ▁the ▁political ▁imp asse ▁and ▁reach ▁a ▁solution ▁to ▁the ▁long - running ▁dispute . ▁ ▁Meanwhile , ▁the ▁Secretary - General ▁K of i ▁Ann an ▁was ▁requested ▁to ▁report ▁on ▁the ▁situation ▁and ▁M IN UR SO , ▁including ▁a ▁possible ▁reduction ▁of ▁its ▁staff . ▁Member ▁States ▁were ▁called ▁upon ▁to ▁consider ▁contrib uting ▁towards ▁confidence - building ▁measures ▁to ▁facil itate ▁greater ▁person - to - person ▁contact , ▁such ▁as ▁family ▁vis its . ▁ ▁In ▁his ▁report , ▁the ▁Secretary - General ▁offered ▁two ▁options ▁for ▁the ▁Security ▁Council ' s ▁consideration : ▁either ▁maintain ing ▁ 2 0 3 ▁obser vers ▁monitoring ▁a ▁ce ase fire ▁line ▁or ▁a ▁reduction ▁of ▁up ▁to ▁ 3 7 ▁of