[3] It traces its lineage to a militia artillery battery back to 1838, and its heritage includes substantial combat service in several major wars.

On 29 August 2005, Hurricane Katrina struck the Gulf Coast of Louisiana and Mississippi[11] while most members of the Washington Artillery were still serving their final weeks of deployment in Iraq.

Joint Task Force Gator was created to help combat the rise of looting and other crimes resulting from the loss of law enforcement officers in the New Orleans area.

After three-and-a-half years of assisting local police and patrolling the city, the task force was released from duty on 28 February 2009.

[12] From November 2020 through October 2021 the 141st FA would be deployed to Iraq and Syria as a part of the 256th Infantry Brigade in support of Operation Inherent Resolve, where they would see combat against manned and unmmaned indirect fire attacks and drone strikes.

It is assigned as the fires battalion for the 256th Infantry Brigade Combat Team of the Louisiana Army National Guard headquartered in the famed Jackson Barracks.