HHC 166th

• Headquarters and Headquarters Company (HHC) 166th: The HHC 166th is the command element for the 166th Regiment, providing leadership, administrative, and logistical support to subordinate units. • Regimental Origins: The 166th Regiment traces its lineage back to the 166th Infantry, which was first organized in Ohio and saw service in World War I and World War II. • World War I Service: The 166th Infantry (then part of the 42nd “Rainbow” Division) fought in major campaigns in France, including Champagne-Marne, Aisne-Marne, and Meuse-Argonne. • World War II Deployments: The 166th Infantry Regiment served stateside during World War II, focusing on training and homeland defense. • Transition to Training: In the post-war era, the 166th transitioned to a training regiment, providing instruction in various military occupational specialties for the Army National Guard and Army Reserve. • Headquarters Company Role: HHC 166th is responsible for the command and control, coordination, and planning for the entire regiment, often acting as the nerve center during operations and training missions. • Modern-Day Mission: Today, the 166th Regiment (Regional Training Institute) is based in Ohio and conducts a variety of military courses, including Officer Candidate School (OCS) and Non-Commissioned Officer Education System (NCOES) classes. • Distinctive Unit Insignia: The 166th Regiment’s insignia features symbolism tied to Ohio and its storied service, including elements representing the Buckeye State and the unit’s heritage. • Community Engagement: HHC 166th and its parent regiment participate in state and local events, fostering close ties between the military and Ohio communities through parades, educational programs, and disaster response. • Commitment to Excellence: Members of HHC 166th pride themselves on upholding the regiment’s tradition of service, leadership, and training excellence, helping shape the next generation of Army leaders.