The 66th Aviation Command is a significant unit within the United States Army. This command falls under the U.S. Army Aviation Branch and oversees various aviation units, primarily focused on helicopter operations. It provides crucial support to other army forces, contributing to their mobility, reconnaissance, transportation, and medical evacuation missions. The 66th Aviation Command's history can be traced back to World War II, where it was initially established as the 66th Observation Group in 1943. Throughout its existence, it has been involved in numerous conflicts, including the Vietnam War and Operation Desert Storm, demonstrating its crucial role in army aviation operations.