[2] Responsibility for all these facilities were handed over to 1st Battalion, 6th Infantry Regiment, 2nd Brigade, 1st Armored Division for a brief period, while 1-32nd IN was posted to Camp Habbaniyah near Fallujah in April 2004 before returning in June of the same year.
One remaining vestige of the previous designation carried over in the name of Landing Zone Chosin when the facility became known as Forward Operating Base Iskandariyah.
Therefore, a permanent tenant was established with the 1st Battalion, 155th Infantry Regiment, 155th Heavy Brigade Combat Team of the Mississippi National Guard during Operation Iraqi Freedom III, beginning in 2005.
[3] Operation Iraqi Freedom IV followed in late 2005 with the transfer of authority to 1st Battalion, 67th Armor Regiment of the 2nd Brigade Combat Team, 4th Infantry Division.
The 1st Battalion, 67th Armor Regiment (1-67th AR) contributed to dramatic improvements in the quality of living facilities and security measures protecting the FOB.
[4] In late 2006, authority was in turn transferred to 1st Battalion, 501st Infantry Regiment (Airborne) of the 4th Brigade Combat Team (Airborne), 25th Infantry Division as part of Operation Iraqi Freedom V. This rotation coincided with the Iraq War troop surge of 2007 and the first cooperation with Sunnis formed into what was then locally known as the Concerned Citizens' Program (CCP), part of the wider Sons of Iraq movement.