The 159th Aviation Intermediate Maintenance Battalion (AVIM) was activated during the Vietnam War to provide vital aviation maintenance and logistics support to U.S. Army aviation units. Tasked with keeping helicopters and aircraft operational, the 159th AVIM played a crucial role in sustaining air mobility and combat effectiveness throughout the conflict. After Vietnam, the unit continued to serve in various capacities, supporting aviation operations during training exercises and deployments worldwide. Over the years, the 159th AVIM has earned recognition for its technical expertise and dedication, contributing significantly to Army aviation readiness.