The regiment perpetuated the lineage of the 1st Separate Battalion, Field Artillery of the Colorado National Guard, originally organized on 30 September 1911 at Denver with Batteries A and B.

The battalion was reformed by the expansion of the Colorado field artillery units with Batteries A, B, and C on 5 July 1916.

The unit returned to federal service on 5 August 1917 during World War I, and was reorganized as the 1st Battalion, 148th Field Artillery of the 41st Division on 19 September 1917.

[3] The 168th Field Artillery Battalion was reorganized and federally recognized on 6 January 1947 with headquarters at Denver.

[1] Philippine Presidential Unit Citation, Streamer embroidered 17 OCTOBER 1944 to 4 JULY 1945[3] The coat of arms was originally approved for the 168th Field Artillery Battalion on 13 November 1928.