, ▁where ▁there ▁were ▁mass ▁round ▁ups ▁of ▁civ ili ans . ▁In ▁the ▁span ▁of ▁over ▁three ▁months , ▁approximately ▁ 2 0 0 , 0 0 0 ▁to ▁ 2 5 0 , 0 0 0 ▁refuge es , ▁mostly ▁R oh ing ya ▁Muslim s , ▁fled ▁to ▁Bang l adesh . ▁The ▁government ▁of ▁Bur ma ▁estimated ▁that ▁ 1 5 0 , 0 0 0 ▁fled ▁during ▁the ▁operation , ▁and ▁proc laimed ▁that ▁the ▁mass ▁ex od us ▁sign ified ▁that ▁R oh ing y as ▁were ▁in - fact ▁" il legal ▁imm igr ants ". ▁The ▁International ▁Committee ▁of ▁the ▁Red ▁Cross ▁( IC RC ) ▁and ▁the ▁government ▁of ▁Bang l adesh ▁provided ▁emer gency ▁relief ▁to ▁the ▁refuge es , ▁but ▁were ▁over wh el med ▁by ▁the ▁magnitude ▁of ▁the ▁human itar ian ▁crisis . ▁Bang l adesh ▁requested ▁assistance ▁from ▁the ▁United ▁Nations , ▁and ▁a ▁UN H CR ▁relief ▁mission ▁was ▁sent ▁to ▁the ▁region . ▁ ▁On ▁ 3 1 ▁July ▁ 1 9 7 8 , ▁the ▁govern ments ▁of ▁Bur ma ▁and ▁Bang l adesh ▁reached ▁an ▁agreement ▁regarding ▁the ▁rep atri ation ▁of ▁R oh ing ya ▁refuge es , ▁and ▁ 1 8 0 , 0 0 0 ▁returned ▁to ▁Bur ma ▁following ▁the ▁agreement . ▁ ▁See ▁also ▁▁ ▁Operation ▁C lean ▁and ▁Beautiful ▁Nation ▁ ▁References ▁▁ ▁Category : History ▁of ▁My an mar ▁( 1 9 4 8 – present ) ▁Category