HQ 278th ACR

• Origins: The 278th Armored Cavalry Regiment (ACR) traces its origins to the post-Civil War era, with its earliest predecessor being the 278th Infantry Regiment of the Tennessee Army National Guard, organized in 1887. • Nickname: The regiment is known as the “Volunteer Regiment,” a nod to Tennessee’s nickname, the “Volunteer State,” for its citizens' willingness to serve in times of conflict. • Headquarters: The Regimental Headquarters (HQ) is located in Knoxville, Tennessee, serving as the command center for the 278th ACR’s operations and administration. • Global Deployments: HQ 278th ACR has commanded units during overseas deployments, including Operation Iraqi Freedom (2004-2005 and 2010), where the regiment was responsible for security and stability operations. • First Armored Cavalry Regiment in the Guard: The 278th ACR was the first and only armored cavalry regiment in the Army National Guard, giving it a unique place in U.S. Army organization. • Distinctive Unit Insignia: The unit’s insignia features a horse’s head, a nod to its cavalry roots, and the motto “I Volunteer, Sir,” reflecting Tennessee’s heritage. • Lineage and Honors: The HQ 278th ACR carries campaign streamers and honors from both World Wars, Korea, and recent operations in the Middle East, recognizing its long and distinguished service. • Community Support: The HQ regularly coordinates disaster response and state emergency missions, including flood relief, tornado response, and COVID-19 support, showcasing its commitment to Tennessee’s citizens. • Modernization: The regiment, including HQ elements, has transitioned from M113 armored vehicles to modern M1 Abrams tanks and Bradley Fighting Vehicles, maintaining combat readiness. • Training Exercises: HQ 278th ACR leads the regiment in large-scale exercises such as eXportable Combat Training Capability (XCTC) and rotations at the National Training Center, ensuring soldiers are prepared for both state and federal missions.