# 2003 invasion of Iraq order of battle

This is the order of battle for the invasion of Iraq during the Iraq War between coalition forces and the Iraqi Armed Forces; Fedayeen Saddam irregulars; and others between March 20 and May 1, 2003.
The United States Army has defined an "order of battle" as the "identification and command structure" of a unit or formation. Operation Iraqi Freedom force organization changed frequently.
In the listings below "BN" refers to a battalion, a military unit. In the United States and United Kingdom, a combat battalion is usually approximately 600-800 personnel strong.

## Coalition Forces Land Component Command

Lieutenant General David D. McKiernan, Commanding.

### I Marine Expeditionary Force

    Lieutenant General James T. Conway, Commanding General
       1st Marine Division (reinforced)
       Major General Jim Mattis, Commanding General
          1st Marine Regiment
             3rd BN, 1st Marine Regiment
             1st BN, 4th Marine Regiment
             2nd BN, 23rd Marine Regiment
             2nd Light Armored Recon Battalion
          5th Marine Regiment
             1st BN, 5th Marine Regiment
             2nd BN, 5th Marine Regiment
             3rd BN, 5th Marine Regiment
             2nd Tank Battalion
             1st Light Armored Recon Battalion
          7th Marine Regiment
             1st BN, 7th Marine Regiment
             3rd BN, 7th Marine Regiment
             3rd BN, 4th Marine Regiment
             1st Tank Battalion
             3rd Light Armored Recon Battalion
          11th Marine Regiment
             1st BN, 11th Marine Regiment (155-mm Towed Artillery)
             2nd BN, 11th Marine Regiment (155T)
             3rd BN, 11th Marine Regiment (155T)
             5th BN, 11th Marine Regiment (155T)
             1st Field Artillery Detachment (Airborne)
             3rd BN, 27th Field Artillery Regiment (MLRS)
          1st Reconnaissance Battalion
          2nd Assault Amphibian Battalion
          3rd Assault Amphibian Battalion
       2nd Marine Expeditionary Brigade (TF Tarawa)
       Brigadier General Richard F. Natonski, Commanding General
          2nd Marine Regiment
             1st BN, 2nd Marine Regiment
             3rd BN, 2nd Marine Regiment
             2nd BN, 8th Marine Regiment
             1st BN, 10th Marine Regiment (155T)
          15th Marine Expeditionary Unit (SOC)
             2nd BN, 1st Marine Regiment
             S Btry, 5-11 Marine Regiment (155T)
          24th Marine Expeditionary Unit
             2nd BN, 2nd Marine Regiment
             F Btry, 2-10 Marine Regiment (155T)
       1st (UK) Armoured Division
          7th Armoured Brigade
             Royal Scots Dragoon Guards (Armor)
             2nd Royal Tank Regiment (Armor)
             1st BN, Black Watch (Armoured Infantry)
             1st BN, Royal Regiment of Fusiliers (Armoured Infantry)
             3rd Regiment Royal Horse Artillery (155SP)
          16 Air Assault Brigade
             1st BN, Parachute Regiment
             3rd BN, Parachute Regiment
             1st BN, Royal Irish Regiment (Air Aslt)
             7th Parachute Regiment Royal Horse Artillery (105T)
          3 Commando Brigade
             40 Commando
             42 Commando
             29 Commando Regiment Royal Artillery (105T)

### V Corps

Lieutenant General William S. Wallace, Commanding General
       3rd Infantry Division (Mech)
          1st Brigade
             2nd BN, 7th Infantry Regiment (Mech)
             3rd BN, 7th Infantry Regiment (Mech)
             3rd BN, 69th Armor Regiment
             1st BN, 41st Field Artillery Regiment (155SP)
          2nd Brigade
             3rd SQN, 7th Cavalry Regiment (Mech)
             3rd BN, 15th Infantry Regiment (Mech)
             1st BN, 64th Armor Regiment
             4th BN, 64th Armor Regiment
             1st BN, 9th Field Artillery Regiment (155SP)
          3rd Brigade
             1st BN, 15th Infantry Regiment (Mech)
             1st BN, 30th Infantry Regiment (Mech)
             2nd BN, 69th Armor Regiment
             1st BN, 10th Field Artillery Regiment (155SP)
       101st Airborne Division (Air Assault)
          2nd Brigade
             1st BN, 502nd Infantry Regiment (Air Assault)
             2nd BN, 502nd Infantry Regiment (Air Assault)
             3rd BN, 502nd Infantry Regiment (Air Assault)
             2nd BN, 70th Armor Regiment – Detached from 1st Armored Division
             1st BN, 320th Field Artillery Regiment (Air Aslt) (105T)
          3rd Brigade
             1st BN, 187th Infantry Regiment (Air Aslt)
             2nd BN, 187th Infantry Regiment (Air Aslt)
             3rd BN, 187th Infantry Regiment (Air Aslt)
             3rd BN, 320th Field Artillery Regiment (Air Aslt) (105T)
          326th Engineer Battalion (Air Aslt)
          101st Combat Aviation Brigade
          159th Combat Aviation Brigade
       82nd Airborne Division
          2nd Brigade
             1st BN, 325th Infantry Regiment (Abn)
             3rd BN, 325th Infantry Regiment (Abn)
             1st BN, 41st Infantry Regiment (Mech) – Detached from 1st Armored Division
             2nd BN, 319th Field Artillery Regiment (Abn) (105T)
          1st Brigade, 101st Airborne Division
             1st BN, 327th Infantry Regiment (Air Aslt)
             3rd BN, 327th Infantry Regiment (Air Aslt)
             2nd BN, 320th Field Artillery Regiment (Air Aslt) (105T)
       4th Infantry Division (Mech) – Unable invade through Turkey in the north due to failed diplomacy, 4ID was forced to wait for vehicles to arrive in Kuwait, before sprinting north to Baghdad. 4ID was quick to discover all lead elements had exhausted mission essential resources and placed the invasion in serious jeopardy of stalling. Unwilling to give up the momentum, 4ID distributed their supplies between the divisions and continued the push north alone.
          1st Brigade
             1st BN, 8th Infantry Regiment (Mech) – Detached From 3rd Brigade
             1st BN, 22nd Infantry Regiment (Mech)
             1st BN, 44th Air Defense Artillery Regiment (United States)
             1st BN, 66th Armor Regiment
             3rd BN 66th Armor Regiment
             4th BN, 42nd Field Artillery Regiment (155SP)
          2nd Brigade
             2nd BN, 8th Infantry Regiment (Mech)
             1st BN, 67th Armor Regiment
             3rd BN, 67th Armor Regiment
             3rd BN, 16th Field Artillery Regiment (155SP)
          3d Brigade
             1st BN, 12th Infantry Regiment (Mech)
             1st BN, 68th Armor Regiment
             3rd BN, 29th Field Artillery Regiment (155SP)
Corps Asset
       28th Combat Support Hospital
       130th Engineer Brigade
          265th Engineer Group
          52nd Engineer Battalion (CBT HVY)
          122nd Engineer Battalion (CORPS Wheeled)
          864th Engineer Battalion (CBT HVY)
          565th Engineer Battalion (PROV)
          142nd Engineer Battalion (CBT HVY)
          489th Engineer Battalion (CBT MECH)
          878th Engineer Battalion (CBT HVY)
       V Corps Artillery (commander Colonel Theodore Janosko) (total of three MLRS battalions and one
155mm towed battalion)
          41st Field Artillery Brigade
          75th Field Artillery Brigade (reorganized to conduct site exploitation should any WMDs be found)
          214th Field Artillery Brigade
       18th Military Police Brigade
          211th Military Police Battalion
          503rd Military Police Battalion
          519th Military Police Battalion
          709th Military Police Battalion
          720th Military Police Battalion
       205th Military Intelligence Brigade
          15th Military Intelligence Battalion
          165th Military Intelligence Battalion
          223rd Military Intelligence Battalion
          302nd Military Intelligence Battalion
          325th Military Intelligence Battalion
          519th Military Intelligence Battalion
       22nd Signal Brigade
          17th Signal Battalion
          32nd Signal Battalion
          44th Signal Battalion
          51st Signal Battalion
          440th Signal Battalion

### Special Operations Command Central

    Combined Joint Special Operations Task Force-North (TF Viking)
       10th Special Forces Group
          173rd Airborne Brigade – Conducted a parachute drop into northern Iraq on March 26, 2003
             1st BN, 508th Infantry Regiment (Abn)
             2nd BN, 503rd Infantry Regiment (Abn)
             1st BN, 63rd Armor Regiment – (1st Infantry Division), Attached
             D Btry, 319th Field Artillery Regiment (Abn) (105T)
             2nd BN, 15th Field Artillery Regiment (105T) – (10th Mountain Division), attached
             2nd BN, 14th Infantry Regiment – (10th Mountain Division), Attached minus Charlie Company
          26th Marine Expeditionary Unit(SOC)
             1st BN, 8th Marines Regiment
    Combined Joint Special Operations Task Force-West (TF Dagger)
       5th Special Forces Group
          1st BN,124th Infantry Regiment – FLNG
          Charlie Co,2nd BN,14th Infantry Regiment – (10th Mountain Division), Attached
       Task Force 14
          B Sqdn, 22 Special Air Service Regiment
          D Sqdn, 22 Special Air Service Regiment
       Task Forces 7
          M Sqdn, Special Boat Service
       Task Forces 64
          1 Sqdn, Special Air Service Regiment
          Coy, 4th Bn, Royal Australian Regiment (later became the 2nd Commando Regiment)
    Task Force 20
          B Sqdn, 1st Special Forces Operational Detachment-Delta
          C Sqdn, 1st Special Forces Operational Detachment-Delta
          Gold Sqdn, Naval Special Warfare Development Group
          75th Ranger Regiment
    Naval Special Warfare Task Group - Central
       SEAL Team 3
       SEAL Team 5
       SEAL Team 8
       SEAL Team 10
       Plt, SEAL Delivery Vehicle Team 1
       Special Boat Team 12
       Special Boat Team 20
       GROM

## Iraqi Armed Forces

Saddam Hussein was the supreme armed forces commander.

### Army

Chief of Staff: Ibrahim Abd al-Sattar Muhammad Ahmed

#### Northern Iraq

* I Corps – Kirkuk City
** 2nd Infantry Division – Alrabee
** 5th Mechanized Division – Shuwan
** 38th Infantry Division – Quader Karam
* V corps – Mosul
** 1st Mechanized Division – Makhmur
** 4th Infantry Division – Maonten
** 7th Infantry Division – Alton Kopri Castle
** 16th Infantry Division – Saddam Dam

#### Eastern Iraq

* II Corps – Deyala
** 3rd Armoured Division – Jalawia
** 15th Infantry Division – Amerli
** 34th Infantry Division – Khanaqin

#### Southern Iraq

* III Corps– Nasseria
** 6th Armoured Division – Majnoon
** 11th Infantry Division – Al Naserria
** 51st Mechanized Division – Zubair
* IV corps – AL Amara
** 10th Armoured Division – AL Teab
** 14th Infantry Division – Al Amara
** 18th Infantry Division – Al Musharah

### Republican Guard

Under the supervision of Qusay Hussein, commanded by Staff General Sayf al-Din Taha al-Rawi.
* I Corps of the Republican Guards
** Al Medina Armored Division; 2nd, 10th and 14th Brigades.
** Baghdad Mechanized Division; including the 4th, 5th, and 6th Motorized Brigades.
** Adnan Infantry Division; 11th, 12th, 21st, and Divisional Artillery Brigades.
* II Corps of the Republican Guards
** Al Nida Armored Division; 41st, 42nd, 43rd Brigades.
** Nebuchadnezzer Mechanized Division; 19th, 22nd and 23rd Brigades.
** Hammurabi Armoured Division - possibly with Western Desert Force; 8th, 9th Mechanized Brigades, 18th Armored, Division Artillery Brigade.

### Special Republican Guard

Under the supervision of Qusay Hussein, commanded by Major general Kheir-Allah Wahees Omar al-Nassiri. It serves as a Praetorian Guard which is located within Baghdad and is organized to defend the regime.
* 1st Brigade
* 2nd Brigade
* 3rd Brigade
* 4th Brigade
* Armor Command