Known Organized Reserve officers who commanded the RAI brigade headquarters were Captain Henry Fulks (9 September 1926 to after June 1935), 1st Lieutenant Roy W. Dart (8 April 1936 to June 1937), and Major John A. Greene (June to after July 1937). The brigade headquarters, along with the headquarters of the 6th Division and 12th Brigade, participated in the Century of Progress parade on 27 May 1933 in Chicago. The headquarters was relieved from the 6th Division on 6 October 1939 when the army shifted from a square divisional structure with two brigades of two regiments each to a Triangular structure with three regiments that eliminated brigades.
Noted officers who headed the RAI brigade headquarters were Captain Henry Fulks (9 September 1926 to after June 1935), 1st Lieutenant Roy W. Dart (8 April 1936 to June 1937), and Major John A. Greene (June to after July 1937). The brigade headquarters, along with the headquarters of the 6th Division and 12th Brigade, participated in the Century of Progress parade on 27 May 1933 in Chicago. The headquarters was relieved from the 6th Division on 6 October 1939 when the army transitioned to a new triangular divisional structure that eliminated brigades.