HHB 121st FA

**Headquarters and Headquarters Battery, 121st Field Artillery (HHB 121st FA)** is a historic unit of the Wisconsin Army National Guard. The 121st traces its lineage back to 1880, serving in various forms through the Spanish-American War, World War I, and World War II. During World War II, the unit was federalized and deployed to the European Theater, providing critical artillery support. In the modern era, HHB 121st FA has participated in numerous training exercises and overseas deployments, contributing to both national defense and state emergency missions.