The 217th Antiaircraft Artillery Battalion is a military unit within the United States Army, specifically under the branch of the antiaircraft artillery. Established as part of the army's organization, its primary role is to defend against enemy airborne threats using various antiaircraft weapons systems. The battalion falls under the command of the Army National Guard and is a crucial component in the overall air defense strategy of the U.S. military. Its activities may include detecting, tracking, engaging, and destroying hostile aircraft or missiles to ensure the safety and security of ground forces. The 217th Antiaircraft Artillery Battalion's operations are conducted both domestically and overseas as needed, serving to protect U.S. interests globally.