The 56th Air Defense Artillery Regiment is a training regiment in the United States Army, with a rich history that includes two lineages. The regiment has served in various conflicts, including World War I and World War II, and has been involved in the defense of the nation. The regiment's history includes participation in major campaigns during World War II and the Korean War, and it has been awarded several battle honors. The regiment's distinctive unit insignia, which includes a shield and searchlight beams, symbolizes its heritage and the character of its parent organization