Order of battle at Chorrillos

This is the order of battle for the Battle of San Juan and Chorrillos in 1881 during the War of the Pacific.

Chilean Operations Army

The Chilean army was under the command of General in Chief Manuel Baquedano González with general Jose Velasquez Borquez as his Chief of Staff. The overall strength of the army is 23,179 men of all arms.

• Commander in chief of the Chilean Army GLD Manuel Baquedano González (37)
• Chief of Staff GLB Marcos Maturana (48)
• General Inspector of Army GLB Cornelio Saavedra (6)
• Commander of Artillery COL José Velásquez Bórquez (6)
• Commander of Cavalry LCL Emeterio Letelier (6)
• Sanitary Service Superintendent Dr. Ramón Allende Padín (241)
  • 1° Ambulance
  • 2° Ambulance
  • 3° Ambulance
• Logistic and Transport Services COL Francisco Bascuñán (140)

I Division

Total strength: 9.295 men. CIC Commodore Patricio Lynch Solo de Zaldívar, Chilean Navy (6) COS Colonel Gregorio Urrutia, Chilean Army (15)

• 1st Infantry Brigade Colonel Juan Martinez (3)
  • 2nd Line Infantry Regiment (Lt. Col. Estanislao del Canto)(980)
  • Atacama Infantry Regiment (Col. Juan Martinez)(1.174)
  • Colchagua Infantry Regiment (Lt. Col. Manuel Soffia) (854)
  • Talca Infantry Regiment (Lt. Col. Silvertre Urizar)(1.184)
  • Marine Artillery Regiment (Lt. Col Vidaurre)(360)
  • Melipilla Infantry Battalion (Lt. Col. Vicente Balmaceda) (451)
• 2nd Infantry Brigade Col. Jose Domingo Amunategui
  • 4th Line Infantry Regiment (Col. Luis Solo de Zaldivar)
  • "Chacabuco" Infantry Regiment (Col. Domingo de Toro Herrera)
  • Coquimbo Infantry Regiment (Lt. Col. Jose Maria 2º Soto)

II Division

Strength: 5,970 men. Col. Emilio Sotomayor Baeza

• 1st Brigade Col. Jose Francisco Gana
  • "Buin" 1st Line Infantry Regiment (Lt. Col. Juan Leon Garcia)
  • "Esmeralda" Infantry Regiment (Lt Col. Adolfo Holley)
  • Chillán Infantry Regiment (Lt. Col. Pedro Guiñez)
• 2nd Brigade Col. Orozimbo Barbosa
  • Lautaro Infantry Regiment (Lt. Col. Eulogio Robles)
  • Curicó Infantry Battalion
  • Victoria Infantry Battalion

III Division

Strength: . Col. Pedro Lagos

• 1st Brigade Col. Martiniano Urriola
  • Aconcagua Infantry Regiment
  • Navales Infantry Battalion
• 2nd Brigade Col. Francisco Barceló
  • Concepción Infantry Regiment
  • "Santiago" Infantry Regiment (Col. Demófilo Fuenzalida)
  • Bulnes Infantry Battalion
  • Valdivia Infantry Battalion
  • Caupolican Infantry Battalion (Col. José M. del Canto)

Reserve

Strength: . Col. Aristides Martínez

• 3rd Line Infantry Regiment (Col. Ricardo Castro)
• Valparaíso Infantry Regiment (Lt. Col. Marchant)
• Zapadores Infantry Regiment (Lt. Col. Zilleruelo)

Peruvian Army

The Peruvian Army was commanded by the Supreme Chief Nicolás de Piérola and General Pedro Silva was then the Chief of the General Staff. The army was divided into the North Army, commanded by general Ramón Vargas Machuca, and the Center Army, commanded by colonel Juan Nepomuceno Vargas. The divisions of every army were grouped in Corps, and divided into infantry battalions.

I Army Corps

Col. Manuel Iglesias, Peruvian Army

1st North Division

Officer Commanding, Col. Mariano Noriega

1st Peruvian Guards Infantry Battalion

Cajamarca No.3 Infantry Battalion

Ayacucho "9th December" 5th Infantry Battalion

2nd North Division

Col. Manuel Regino Cano

Tarma No.7 Infantry Battalion

9th Infantry Battalion Callao

Libres de Trujillo No.11 Infantry Battalion

3rd North Division

Col. Pablo Arguedas

13th Infantry Battalion "Junin"

15th Infantry Battalion Ica

Libres de Cajamarca No.21 Infantry Battalion

II Army Corps

Col. Belisario Suarez

4th North Division

Col. Buenaventura Aguirre

Huanuco No.17 Infantry Battalion

Paucarpata No.19 Infantry Battalion

Jauja No.23 Infantry Battalion

5th North Division

Col. Benigno Cano

Ancash No.25 Infantry Battalion

Concepción No.27 Infantry Battalion

Zepita or Zuavos No.29 Infantry Battalion

III Army Corps

Col. Justo Pastor Dávila

3rd Center Division

Col. Cesar Canevaro

67th Infantry Battalion Piura

23 December No.69 Infantry Battalion

Libertad No.71 Infantry Battalion

5th Center Division

Col. Fabian Merino

85th Cajamarca Ranger Battalion

Unión No.87 Infantry Battalion

89th Junín Rifle Infantry Battalion

Light Division

Col. Manuel C. Bustamante, Peruvian Civil Guard

A and C Corps, Civil Guard

D and E Corps, Civil Guard

B Corps, Civil Guard

IV Army Corps

Col. Andres Avelino Caceres

1st Center Division

Col. Domingo Oyarza

61st Lima Infantry Battalion

Canta No.63 Infantry Battalion

28 July No.65 Infantry Battalion

2nd Center Division

Col. Manuel Pereyra

Pichincha No.73 Infantry Battalion

Piérola No.75 Infantry Battalion

La Mar No.77 Infantry Battalion

4th Center Division

Col. Lorenzo Iglesias

Arica No.79 Infantry Battalion

Manco Cápac No.81 Infantry Battalion

83rd Ayachucho Infantry Battalion