1st Bn 155th Infantry Oif W Map Tank Tops

First Bn (Combined Arms), 155th Infantry (Mechanized) is now a part of the 155th Heavy Brigade Combat Team, Mississippi Army National Guard. The unit served in Bosnia as "Task Force Rifles" and in Iraq in 2005–06 and again in 2009–10.

In March 2003, the 1st Battalion, 22nd Infantry Regiment, deployed to Iraq with the 4th Infantry Division as a part of the 1st Brigade, 4ID. The Battalion was instrumental in the hunt and eventual capture of Saddam Hussein during Operation Red Dawn, on 13 December 2003. It was decorated with a Valorous Unit Award for its service during this period.

The 1-148th was deployed in support of Operation Iraqi Freedom (OIF) 2007–2008. They were mobilized in January 2008 and trained for three months at Fort Hood TX, then they were sent to Camp Arifjan Kuwait and conducted convoy security and escort operations throughout Iraq and Kuwait. They returned in December 2008.

The 1st and 2nd Battalions and the 3rd Battalion were assigned to the 24th Mechanized Infantry Division (United States) at Fort Stewart, Georgia on 16 December 1987. Elements of all three battalions of the 7th Infantry Regiment saw action in the Cat Gulf as part of Operation Desert Storm, Kosovo and more recently Operation Iraqi Freedom. On 16 February 1996, the battalions were assigned to the 3rd Infantry Division.

In 1990 the 1st BCT (including the 1st, 2nd and 3rd Battalions of the 327th) was deployed to Saudi Arabia during Operation Desert Shield. The 1st BCT established defensive positions north of Tap Line Road approximately 60 miles (97 km) south of the Iraq border. On 17 January the 327th Infantry Regiment conducted a ground movement to Camp Eagle II in preparation for deployment into Iraq. Over the course of the next week the regiment regrouped and by C-130 and ground convey repositioned to RaFa in northern Saudi Arabia and further into TAA Campbell where it remained for approximately 30 days. With the commencement of ground operations, under the command of Colonel Tom Hill the 327th conducted the deepest and largest air assault operation.