What is 31st air defense artillery brigade?

The 31st Air Defense Artillery Brigade is a unit of the United States Army that is responsible for air defense operations. It is based at Fort Sill, Oklahoma, and is part of the Army's Training and Doctrine Command. The 31st ADA Brigade's mission is to provide air and missile defense to the United States and its allies. The unit is equipped with the Patriot air defense system and is trained to detect, track, and engage incoming enemy aircraft and missiles. The 31st ADA Brigade has a long and distinguished history, having served in multiple conflicts, including World War II, the Korean War, the Gulf War, and Operation Iraqi Freedom.