List of military units involved in Operation Just Cause explained

The U.S. Army, Air Force, Navy, Marines, and Coast Guard participated in the US invasion of Panama (1989 - 1990, Operation Just Cause).^[1] Forces that participated include:United States Southern Command^[2] ^[3]

United States Army South (USARSO)
- XVIII Airborne Corps – Joint Task Force South
- 1st Corps Support Command (United States) (Fort Bragg)
  - 46th Support Gp.
    - 189th Maintenance Battalion
      - 8th Ordnance Company (ammo) attached to SOUTHCOM to augment the 565 Ordnance Detachment (ammo)
  - 525th Military Intelligence Brigade (Combat Electronic Warfare and Intelligence) (Airborne)(FT Bragg)
    - 319th Military Intelligence Battalion (Operations) (Airborne) (FT Bragg)
      - A Co. 319th MI BN (Corps Tactical Operations Support Element)
      - B Co. 319th MI BN (Signal)
    - 519th Military Intelligence Battalion (Tactical Exploitation) (Airborne) (FT Bragg)
      - A Co 519th MI BN (Interrogation)
      - B Co. 519th MI BN (Counterintelligence)
      - C Co. 519th MI BN (SIGINT and Voice Intercept)
  - 16th MP Brigade Fort Bragg
  - 92nd MP Battalion Fort Clayton
    - - 549th MP Company Fort Davis
      - 1138th MP Company, Det. 1, Missouri Army National Guard, Doniphan, Missouri
  - 1109th Signal Brigade
    - - 35th Signal Brigade (25th Signal Battalion/50th Signal Battalion/327th Signal Battalion/426th Signal Battalion) Fort Bragg North Carolina
  - 142nd Medical Battalion
  - 324th Support Group
  - 470th Military Intelligence Brigade
    - 747th MI BN, Galeta Island
    - 29th MI BN, Fort Davis
  - 193rd Infantry Brigade, Task Forces Bayonet
    - 1st Battalion (Airborne), 508th Parachute Infantry Regiment (United States)
    - 5th Battalion, 87th Infantry
    - 4th Battalion, 6th Infantry. Detach from 5th Infantry Division (Mechanized)
      - C Company, 3rd Battalion, 73rd Armor Regiment (Airborne), Detach from 82nd ABN Div
      - D Company, 2nd Light Armored Infantry Battalion (USMC)
    - D Battery, 320th Field Artillery Regiment
    - 59th Engineer Company (Sapper)
    - 519th Military Police Battalion, Fort Meade, MD
      - 209th Military Police Company, Fort Meade, MD
      - 555th Military Police Company, Fort Lee, VA
      - 988th Military Police Company, Fort Benning Georgia
    - 401st Military Police Company, Fort Hood
  - 7th Infantry Division (Light), Task Force Atlantic^[4]
    - A Troop, 2nd Squadron, 9th Cavalry
    - 2nd Brigade
      - 2nd Battalion, 27th Infantry Regiment (DRF 2)
      - 5th Battalion, 21st Infantry Regiment
      - 3rd Battalion, 27th Infantry Regiment (DRF 1)
      - 6th Battalion, 8th Field Artillery Regiment
      - A Battery, 2-62d ADA
      - B Company, 27th Engineer Battalion
      - B Company, 7th Medical Battalion
      - B Company, 707th Maintenance Battalion
      - B Company, 7th Supply and Transportation Battalion
    - 3rd Brigade
      - 4th Battalion, 17th Infantry Regiment
      - 3rd Battalion, 17th Infantry Regiment
        C Company, 2d Battalion, 27th Infantry Regiment
      - 3rd Battalion, 504th Parachute Infantry Regiment, Detach from 82nd ABN Div
      - B Battery, 7th Battalion, 15th Field Artillery Regiment
      - B Battery, 2d Battalion, 62nd Air Defense Artillery Regiment
      - C Company, 27th Engineer Battalion
      - C Company, 7th Medical Battalion
      - C Company, 707th Maintenance Battalion
      - C Company, 7th Supply & Transportation Battalion
      - 3d Platoon, Company B, 127th Signal Battalion
    - 127th Signal Battalion (-)
    - 27th Engineer Battalion (-)
    - 7th Military Police Company (-)
    - 107th Military Intelligence Battalion (-)
    - 5th Public Affairs Detachment
  - 82nd Airborne Division, Task Force Pacific
    - 1st Brigade
      - 1st Battalion, 504th Parachute Infantry Regiment
      - 2d Battalion, 504th Parachute Infantry Regiment
      - 3d Battalion, 504th Parachute Infantry Regiment
      - 4th Battalion, 325th Airborne Infantry Regiment (-)
        A Company, 3d Battalion, 505th Parachute Infantry Regiment
      - A Battery, 3d Battalion, 319th Airborne Field Artillery Regiment
      - A Battery, 3d Battalion, 4th Air Defense Artillery Regiment
      - C Company, 3d Battalion, 73d Armored Regiment (-)
      - A Company, 307th Engineer Battalion
      - A Company, 782d Maintenance Battalion
      - B Company, 307th Medical Battalion
      - A Company, 407th Supply & Services Battalion
      - A Company, 313th Military Intelligence Battalion
    - 1st Brigade, 7th Infantry Division
      - 1st Battalion, 9th Infantry Regiment
      - 2d Battalion, 9th Infantry Regiment
      - 3d Battalion, 9th Infantry Regiment
      - A Company, 13th Engineer Battalion
      - A Company, 707th Maintenance Battalion
      - A Company, 7th Medical Battalion
      - A Company, 7th Supply and Transportation Battalion
      - 1st Platoon, B Company, 127th Signal Battalion
    - Company B, 82d Signal Battalion (-)
    - 82d Military Police Company (-)
    - 511th Military Police Company, Fort Drum
  - Aviation Brigade, 7th Infantry Division, Task Force Aviation
    - 1st Battalion, 228th Aviation Regiment
      - 195th Air Traffic Control Platoon
      - 214th Medical Detachment
      - USAF 59th Medical Wing
    - 3rd Battalion, 123d Aviation, Task Force Hawk (Fort Ord)
      - E Company, 123d Aviation Regiment (-)
    - 1st Battalion, 82d Aviation Regiment, Task Force Wolf (Fort Bragg)
      - 1st Battalion, 82d Aviation Regiment (-)
        Troop D, 1st Squadron, 17th Cavalry Regiment
      - 1st Battalion, 123d Aviation Regiment (-)
      - Company D, 82d Aviation Regiment (-)

United States Marine Corps

6th Marine Expeditionary Brigade, Task Force Semper Fi (MARFOR)
- I Company, 3rd Battalion, 6th Marine Regiment
- K Company, 3d Battalion, 6th Marines
- Company D, 2nd Light Armored Infantry Battalion (-)
- G and H Detachment, Brigade Service Support Group 6
1st Platoon, Fleet Antiterrorism Security Teams
Marine Corps Security Guard Detachment (U.S. Embassy)
Marine Corps Security Force Company Panama
534th Military Police Company (U.S. Army), Fort Clayton
536th Engineer Battalion (U.S. Army)

United States Special Operations Command

United States Air Force

24th Composite Wing, Howard AFB
317th Tactical Airlift Wing
- 39th Tactical Airlift Squadron
- 40th Tactical Airlift Squadron
- 41st Tactical Airlift Squadron
314th Tactical Airlift Wing
- 50th Tactical Airlift Squadron
146th Tactical Airlift Wing, California Air National Guard
815th Tactical Airlift Squadron
Twenty-Second Air Force
60th Military Airlift Wing
62d Military Airlift Wing
63d Military Airlift Wing
437th Military Airlift Wing
433d Military Airlift Wing
32d Aeromedical Evacuation Group
34th Aeromedical Evacuation Squadron
59th Medical Wing, Wilford Hall
512th Military Airlift Wing
172d Military Airlift Wing
363d Security Police Squadron
27th Security Police Squadron
3d Mobile Aerial Port Squadron (3d MAPS)
366th Tactical Fighter Wing
37th Tactical Fighter Wing
836th Security Police Squadron
63d Security Police Squadron
552d Airborne Warning And Control Wing
3d Combat Communications Group
Aerospace Audiovisual Service (AAVS)
- 1352d Combat Camera Squadron, Norton AFB, Calif.
- 1361st Combat Camera Squadron, Charleston AFB, South Carolina
- 1369th Combat Camera Squadron, Vandenberg AFB, Calif.

United States Navy

United States Navy SEALs
Naval Special Warfare Unit EIGHT
Special Boat Unit TWENTY-SIX
United States Naval Small Craft and Technical Training School (NAVSCIATTS)
- Mine Division 127^[6]

Notes and References

Web site: U.S. Coast Guard Defends Against Terrorism Locally, Globally. archive.defense.gov. March 22, 2018. Coast Guardsmen served in the War of 1812, Mexican-American War, Civil War, Spanish-American War, World Wars I and II, Korean War, Vietnam War, Mayaguez Incident in Cambodia in 1975, Operation Urgent Fury in Grenada, Operation Just Cause in Panama,-. September 30, 2017. https://web.archive.org/web/20170930032911/http://archive.defense.gov/news/newsarticle.aspx?id=14769. dead.
Web site: Operation Just Cause: Panama 1989 . October 21, 2010 . https://web.archive.org/web/20101128054658/http://orbat.com/site/history/historical/usa/operationjustcause.html . November 28, 2010 . dead . dmy-all .
Huff . William Harrison . The United States 1989 military intervention in Panama: A just cause? . MA thesis . Louisiana State University . 2002 . 10.31390/gradschool_theses.2884 . 77–82. free .
Web site: Operation Just Cause Historical Summary . GS.Org.
Web site: SCUBAPRO Sunday - Operation Just Cause - Soldier Systems Daily . 20 December 2020 . 2022-03-26 . en-US.
Web site: OPERATION JUST CAUSE: List of Participating Units. 2022-01-21. history.army.mil.