Organized as 9th Aero Squadron on 14 Jun 1917. Redesignated 9th Squadron on 14 Mar 1921. Inactivated on 29 Jun 1922. Redesignated: 9th Observation Squadron on 25 Jan 1923; 9th Bombardment Squadron on 24 Mar 1923. Activated on 1 Apr 1931. Redesignated: 9th Bombardment Squadron (Heavy) on 6 Dec 1939; 9th Bombardment Squadron, Heavy, on 13 Jul 1943. Inactivated on 6 Jan 1946. Redesignated 9th Bombardment Squadron, Very Heavy, and activated, on 1 Oct 1946. Redesignated 9th Bombardment Squadron, Heavy, on 20 Jul 1948. Discontinued, and inactivated, on 25 Jun 1968. Redesignated 9th Bombardment Squadron, Medium, on 28 Jan 1969. Activated on 2 Jul 1969. Redesignated: 9th Bombardment Squadron, Heavy, on 31 Dec 1971; 9th Bomb Squadron on 1 Sep 1991. Inactivated on 15 Aug 1992. Activated on 1 Oct 1993.

Assignments

Unkn, 14 Jun 1917-Sep 1918; 1st Army Observation Group, 6 Sep 1918; 3d Army Air Service, c. 21 Nov 1918; unkn, 12 May-Jul 1919; Western Department, Jul 1919; Ninth Corps Area, 20 Aug 1920-29 Jun 1922. 7th Bombardment Group, 1 Apr 1931-6 Jan 1946 (attached to United States Army Middle East Air Force for operations, 28 Jun-c. 4 Oct 1942). 7th Bombardment Group, 1 Oct 1946 (attached to 7th Bombardment Wing, 16 Feb 1951-15 Jun 1952); 7th Bombardment Wing, 16 Jun 1952-25 Jun 1968. 340th Bombardment Group, 2 Jul 1969; 7th Bombardment Wing, 31 Dec 1971; 7th Operations Group, 1 Sep 1991-15 Aug 1992. 7th Operations Group, 1 Oct 1993-.

Stations

Camp Kelly, TX, 14 Jun 1917; Selfridge Field, MI, 8 Jul 1917; Garden City, NY, 28 Oct-22 Nov 1917; Winchester, England, c. 8 Dec 1917; Grantham, England, c. 28 Dec 1917-7 Aug 1918; Colombey-les-Belles, France, 23 Aug 1918; Amanty, France, 28 Aug 1918; Vavincourt, France, 21 Sep 1918; Preutim, France, 21 Nov 1918; Trier, Germany, 5 Dec 1918; Colombey-les-Belles, France, 18 May 1919; Marseilles, France, 25 May-7 Jun 1919; Park Field, TN, 12 Jul 1919; March Field, CA, 22 Jul 1919; Rockwell Field, CA, 2 Aug 1919 (flight operated from Calexico, CA, to Apr 1920); March Field, CA, 15 Nov 1919; Rockwell Field, CA, 11 Dec 1919; Mather Field, CA, 27 Apr 1920-29 Jun 1922. March Field, CA, 1 Apr 1931; Hamilton Field, CA, 5 Dec 1934; Fort Douglas, UT, 7 Sep 1940; Salt Lake City, UT, 13 Jan-13 Nov 1941; Brisbane, Australia, 22 Dec 1941-4 Feb 1942 (ground echelon); (air echelon operated from Singosari, Java, 13-19 Jan 1942 and Jogjakarta, Java, 19 Jan-c. 1 Mar 1942); Karachi, India, c. 8 Mar 1942 (air echelon), 14 Mar 1942 (ground echelon); Allahabad, India (air echelon at Baumrauli, India), 27 Apr-29 Jun 1942; Lydda, Palestine, 2 Jul-4 Oct 1942; Karachi, India, 5 Oct 1942 operated from Gaya, India, 14 Nov-12 Dec 1942); Pandaveswar, India, 12 Dec 1942; Kurmitola, India, 11 Jun 1944; Pandaveswar, India, 1 Oct 1944; Tezpur, India, 1 Jun-7 Dec 1945; Camp Kilmer, NJ, 5-6 Jan 1946. Fort Worth AAFld (later, Griffis AFB; Carswell AFB), TX, 1 Oct 1946-25 Jun 1968. Carswell AFB, TX, 2 Jul 1969-15 Aug 1992. Dyess AFB, TX, 1 Oct 1993-.

Aircraft

Sopwith Camel, 1917; Sopwith Scout, 1917; Breguet 14, 1918-1919; DH-4, 1918-1922; Sopwith FE-2, 1918-1919; several German airplanes, including LVG C VI, Fokker D VII, Pfalz D XII, DFW C V, Halberstadt C IV and V, Rumpler C, and Hannover C L III, 1919. O-19, O-38, B-3, and B-4 during period 1931-1934; B-12, 1934-1937; B-10, 1935-1938; OA-4, 1937; B-18, 1937-1941; B-17, 1940-1942; LB-30, 1942; B-24, 1942-1945. B-29, 1946-1948; B-36, 1948-1958; B-52, 1958-1968. FB-111, 1969-1971; B-52, 1971-1992.

Operations

Combat with First Army as observation unit specializing in night reconnaissance, 2 Sep-11 Nov 1918, and subsequently served with Third Army as part of occupation forces until May 1919. Mexican border patrol, Aug 1919-Apr 1920 and c. Jan-Jul 1921. Antisubmarine patrols off California coast, 8-c. 12 Dec 1941. Combat in Southwest Pacific, c. 13 Jan-c. 1 Mar 1942; CBI, 2 Apr-4 Jun 1942, 22 Nov 1942-10 Jun 1944, and 19 Oct 1944-10 May 1945; and MTO, c. 4 Jul-1 Oct 1942; transportation of gasoline to forward bases in China, 20 Jun-30 Sep 1944 and Jun-Sep 1945. Deployed B-52s and aircrews for combat in Southeast Asia, Jun-Nov 1965.

Honors

Service Streamers. None.

Campaign Streamers. World War I: Lorraine; St. Mihiel; Meuse-Argonne. World War II: Antisubmarine, American Theater; Philippine Islands; East Indies; Egypt-Libya; Burma; India-Burma; China Defensive; Central Burma; China Offensive.

Armed Forces Expeditionary Streamers. None.

Decorations. Distinguished Unit Citations: Netherlands Indies, 14 Jan-1 Mar 1942; Thailand, 19 Mar 1945. Air Force Outstanding Unit Awards: 18 Jun-1 Dec 1965; 1 Jul 1976-30 Jun 1977; 1 Jul 1985-30 Jun 1987. Philippine Presidential Unit Citation (WWII).

Emblem.  On a black disk and within an orle of silver another disc divided per fess debased gray and black, on gray portion three piles arranged to form the Roman numeral IX in silver.  (Approved 26 July 1932 from World War I emblem.)