The 188th Infantry Brigade is an infantry training brigade of the United States Army based at Fort Stewart, Georgia. It is a subordinate unit of the First United States Army, Division East.

First Army is the oldest and longest-established field army of the United States Army. It served as a theater army, having seen service in both World War I and World War II, and supplied the US army with soldiers and equipment during the Korean War and the Vietnam War under some of the most famous and distinguished officers of the U.S. Army. It now serves as a mobilization, readiness and training command.