Co D 4:109 AR, TN

Company D, 4th Battalion, 109th Armored Regiment (Co D, 4/109 AR), Tennessee Army National Guard, traces its lineage to the historic armored and cavalry units of Tennessee. The 4th Battalion, 109th Armored Regiment was organized in the mid-20th century as part of the National Guard’s modernization efforts, equipping its soldiers with tanks and armored vehicles to support both state and federal missions. Over the decades, Company D has participated in numerous training exercises, state emergency responses, and has provided support to overseas deployments as part of larger National Guard mobilizations. The unit embodies the tradition of service and adaptability, reflecting the proud heritage of Tennessee’s citizen-soldiers.