The 434th Field Artillery Brigade is a training brigade under the United States Army Fires Center of Excellence, under United States Army Training and Doctrine Command (TRADOC).

The brigade conducts Basic Combat Training for new enlistees in the U.S. Army.

The 434th Field Artillery Brigade consists of four training battalions, a reception battalion, and a training support detachment:[1] The unit was constituted on 21 November 1942 in the United States Army as Headquarters and Headquarters Company, 1st Tank Destroyer Brigade.

There remains an informal, unincorporated fraternal organization consisting of some of the officers and men who served with the firing battalions of the 434th Field Artillery Brigade.

"In 1978, the training and reception battalions were re-designated in accordance with the Army’s Combat Arms Regimental System.