On July 31, 2004 the 11th Marine Expeditionary Unit - Special Operations Capable (MEUSOC), under the Polish-led Multinational Division Central-South (MND-CS), assumed operational control of An Najaf and Al-Qadisiyyah provinces from Task Force Dragon, which was composed of elements of the 1st Infantry Division. Task Force Dragon had earlier (June 2004) relieved the 2nd Armored Cavalry Regiment who had been extended twice in Iraq.