The 142nd Battlefield Surveillance Brigade is a military unit under the United States Army. Primarily responsible for battlefield surveillance, this brigade gathers, analyzes, and disseminates intelligence to support commanders in making informed decisions during combat operations. The brigade employs various technologies such as ground-based sensors, unmanned aerial vehicles (UAVs), and other electronic systems to monitor enemy activities. It operates under the Army National Guard and is stationed at multiple locations across the United States.