From August 2008 to August 2009 Charlie Battery deployed as a filler unit to 3rd BN 133rd Filed Artillery (56th IBCT) in support of Iraqi Freedom. C Battery was based out of COB Adder, Tallil, Iraq carrying out the mission of Convoy Security. During the deployment, C Battery conducted over 120 Convoy Security Missions. 1 Member of the battery was awarded the Purple Heart for wounds sustained. C Battery redeployed in August 2009 and was returned to its organic Battalion. In 2011 Charlie Battery was inactivated, while 4th 133rd was reorganized into a HIMARS Battalion.
In October 2009, Headquarters and Headquarters Battery, Alpha Battery, and Bravo Battery from 1st Battalion, 133d Field Artillery were mobilized for service in Operation Iraqi Freedom as part of the 72nd Infantry Brigade Combat Team. After completing training at Camp McGregor, NM as detainee guard force units, HHB and A Battery were deployed to Camp Cropper, Iraq, with B Battery being sent to Camp Taji, Iraq. The brigade completed operations in Iraq in July and August 2010 and redeployed to the United States, with A Battery being the last unit in the brigade to return home.Echo Battery 1/133 FA 49th AD served in Iraq March 2004 until March 2005. Attached to the 2ID and 36ID. 1st and 3rd counter motor radar units were assigned to FOB Marez, Mozul, Iraq. Other radar units were stationed in different areas of Iraq.
The above information provided in part by Wikipedia, The Institute of Heraldry, Global Security, and the official websites of the corresponding units and formations.