▁larger ▁Operation ▁Say eed ▁( H unter ), ▁designed ▁to ▁prevent ▁al ▁Q a eda ▁in ▁Ira q ▁from ▁operating ▁in ▁the ▁Eu phr ates ▁River ▁Valley ▁and ▁throughout ▁Al ▁An bar ▁and ▁to ▁establish ▁a ▁permanent ▁Ira qi ▁Army ▁presence ▁in ▁the ▁Al ▁Q a ’ im ▁region . ▁ ▁Operation ▁On ▁ 5 ▁November , ▁Mar ines ▁from ▁ 3 rd ▁Battalion , ▁ 6 th ▁Mar ines ▁and ▁ 2 nd ▁Battalion , ▁ 1 st ▁Mar ines ▁began ▁their ▁assault ▁on ▁ins urg ent - h eld ▁Kar abil ah , ▁and ▁had ▁cleared ▁the ▁city ▁four ▁days ▁later . ▁Then ▁on ▁ 1 0 ▁November ▁the ▁coal ition ▁forces ▁began ▁to ▁attack ▁the ▁city ▁of ▁Hus ay bah ▁and ▁purs ue ▁any ▁ins urg ents ▁who ▁fled ▁Kar abil ah . ▁After ▁four ▁more ▁days ▁of ▁fighting ▁in ▁Hus ay bah , ▁the ▁coal ition ▁troops ▁launched ▁another ▁phase ▁of ▁the ▁operation ▁into ▁the ▁city ▁of ▁U bay di , ▁an ▁ins urg ent ▁haven ▁and ▁site ▁of ▁the ▁earlier ▁Operation ▁Mat ador . ▁The ▁fort ified ▁city ▁fell ▁to ▁coal ition ▁forces ▁after ▁seven ▁days ▁of ▁fighting , ▁bringing ▁a ▁conclusion ▁to ▁Operation ▁Ste el ▁Cur tain . ▁The ▁assault ▁on ▁Sad ah ▁and ▁a ▁small ▁portion ▁of ▁Kar abil ah ▁was ▁known ▁as ▁" Operation : ▁Iron ▁F ist ". ▁The ▁assault ▁of ▁Hus ay bah ▁and ▁Kar abil ah ▁was ▁" Operation : ▁Ste el ▁Cur tain ". ▁So ▁named ▁because ▁the ▁resident ▁leader ▁of