# Battle of Tuyutí order of battle

The Battle of Tuyutí was an engagement during the Paraguayan War (1864–1870) between Paraguay and the Triple Alliance of Brazil, Argentina and Uruguay. It was fought on May 24, 1866, with the forces aligned as follows:

## Abbreviations used
### Military rank

* Gen = General
* BG = Brigadier general
* Col = Colonel
* Ltc = Lieutenant colonel

## Paraguayan Army

| Commander | Column | Regiments and Others |
| Gen. Vicente Barrios | 1st Attacking Column | 6 Infantry Regiments 2 Cavalry Regiments 4 rocket-launchers and several light artillery |
| BG Francisco Isidoro Resquín | 2nd Attacking Column | 2 Infantry Regiments 6 cavalry regiments 2 rocket-launchers |
| Col. José E. Díaz | 3rd Attacking Column | 5 Infantry Regiments 2 Cavalry Regiments 4 light artillery |
| Col. Hilario Marcó | 4th Attacking Column | 4 Infantry Regiments 2 Cavalry Regiments |
| Gen. José María Bruguez | Reserves | At least 2 Cavalry Regiments |

## Imperial Brazilian Army

Gen. Manuel Luís Osório
| Division | Brigade | Regiments and Others |
| 1st Division   Gen. Alexandre Argolo | 8th Brigade   Col. José | 8th Infantry Battalion 16th Infantry Battalion 10th Fatherland Volunteers Corps 46th Fatherland Volunteers Corps |
| 1st Division   Gen. Alexandre Argolo | 10th Brigade   Col. Carlos Resín | 2nd Infantry Battalion 13th Infantry Battalion 22nd Fatherland Volunteers Corps 26th Fatherland Volunteers Corps 40th Fatherland Volunteers Corps |
| 3rd Division   Gen. Antônio de Sampaio (k) | 5th Brigade   Col. Belo | 3rd Infantry Battalion 4th Infantry Battalion 6th Infantry Battalion 4th Fatherland Volunteers Corps |
| 3rd Division   Gen. Antônio de Sampaio (k) | 7th Brigade   Col. Fernando Machado de Sousa | 1st Infantry Battalion 6th Fatherland Volunteers Corps 9th Fatherland Volunteers Corps 11th Fatherland Volunteers Corps |
| 4th Division   Gen. Guilherme Xavier | 11th Brigade   Col. José Autó | 10th Infantry Battalion 14th Infantry Battalion 20th Fatherland Volunteers Corps 31st Fatherland Volunteers Corps |
| 4th Division   Gen. Guilherme Xavier | 13th Brigade   Ltc. C. Pereira | 12th Infantry Battalion 1st Fatherland Volunteers Corps 19th Fatherland Volunteers Corps 24th Fatherland Volunteers Corps |
| 6th Division   Gen. Vitorino Carneiro | 12th Brigade   Col. Joaquim Coelho Kelly | 5th Infantry Battalion 7th Infantry Battalion 3rd Fatherland Volunteers Corps 16th Fatherland Volunteers Corps |
| 6th Division   Gen. Vitorino Carneiro | 14th Brigade   Ltc. Salustiano Jerônimo dos Reis | 2nd Infantry Battalion 14th Fatherland Volunteers Corps 21st Fatherland Volunteers Corps 30th Fatherland Volunteers Corps |
| 2nd Cavalry Division   BG José Luís Mena Barreto | 1st Brigade   Ltc. Augusto de Araujo Bastos | 2nd Cavalry Regiment 3rd Cavalry Regiment I National Guard Cavalry Corps |
| 2nd Cavalry Division   BG José Luís Mena Barreto | 4th Brigade   Ltc. Manoel de Oliveira Bueno | 2nd Infantry Battalion II National Guard Cavalry Corps V National Guard Cavalry Corps VII National Guard Cavalry Corps |
| 5th Cavalry Division   Col. Tristão Pinto | 3rd Brigade   Ltc. Julio Mesquita | IV National Guard Cavalry Corps VI National Guard Cavalry Corps XI National Guard Cavalry Corps |
| 5th Cavalry Division   Col. Tristão Pinto | 15th Brigade   Col. Demetrio Ribeiro | III Infantry Battalion IX National Guard Cavalry Corps X National Guard Cavalry Corps |
| Volunteer Cavalry Brigade   BG Antônio de Sousa Neto | 3rd Brigade   Ltc. Julio Mesquita | 1st Volunteer Cavalry 2nd Volunteer Cavalry 3rd Volunteer Cavalry 4th Volunteer Cavalry |
| Volunteer Cavalry Brigade   BG Antônio de Sousa Neto | Artillery Train   Gen. Andrea | N/A |
| Volunteer Cavalry Brigade   BG Antônio de Sousa Neto | 17th Brigade   Col. Hilário Gurjão | 1st Mounted Artillery Regiment 1st Foot Artillery Regiment 3rd Foot Artillery Regiment |
| Volunteer Cavalry Brigade   BG Antônio de Sousa Neto | 19th Brigade   Col. Francisco Gomes de Freitas | Engineer Battalion 7th Fatherland Volunteers Corps 42nd Fatherland Volunteers Corps |

## Argentine Army

Gen. Bartolomé Mitre

### I Army Corps

Gen. Wenceslao Paunero
| Division | Brigade | Regiments and Others |
| 1st Division   Col. Ignacio Rivas | 1st Brigade   Ltc. Manuel Rosetti | 1st Infantry Battalion 5th Infantry Battalion |
| 1st Division   Col. Ignacio Rivas | 2nd Brigade   Ltc. Juan Bautista Charlone | Legión Militár Infantry Battalion |
| 2nd Division   Col. José Arredondo | 3rd Brigade   Ltc. Manuel Fraga | 4th Infantry Battalion 6th Infantry Battalion |
| 2nd Division   Col. José Arredondo | 4th Brigade   Ltc. Orms | 2nd Infantry Battalion 1st Legion of Volunteers |
| 3rd Division   Col. José Ramón Esquivel | 5th Brigade   Col. José Ramón Esquivel | National Guard Battalion Corrientes National Guard Battalion Rosario |
| 3rd Division   Col. José Ramón Esquivel | 6th Brigade   Ltc. Casanova | National Guard Battalion Catamarca National Guard Battalion Tucumán |
| 4th Division   Col. Mateo Martinez | 7th Brigade   Ltc. Adolfo Orma | 3rd Infantry Battalion 2nd Legion of Volunteers |
| 4th Division   Col. Mateo Martinez | 8th Brigade   Ltc. Benjamin Calvete | National Guard Battalion Santa Fé National Guard Battalion Salta |
| Attached Units | Cavalry Brigade   Col. José Maria Fernandes | Mitre's Mounted Escort 1st Cavalry Regiment National Guard Cavalry Regiment of Santa Fé |
| Attached Units | Artillery Brigade   Ltc. Leopoldo Nelson | 2nd Horse Artillery Battery 3rd Horse Artillery Battery 4th Horse Artillery Battery |

### II Army Corps

Gen. Juan Andrés Gelly y Obes
| Division | Regiments and Others |
| 1st Division   Gen. Emilio Conesa | 1st National Guard Infantry Battalion of Buenos Aires 2nd National Guard Infantry Battalion of Buenos Aires 3rd National Guard Infantry Battalion of Buenos Aires 4th National Guard Infantry Battalion of Buenos Aires |
| 2nd Division   Col. José Bustillo | 5th National Guard Infantry Battalion of Buenos Aires 6th National Guard Infantry Battalion of Buenos Aires 7th National Guard Infantry Battalion of Buenos Aires 8th National Guard Infantry Battalion of Buenos Aires |
| 3rd Division   Col. Julio de Vedia | National Guard Infantry Battalion "Córboda" National Guard Infantry Battalion "San Juán" National Guard Infantry Battalion "Segundo de Entre Ríos" National Guard Infantry Battalion "Mendoza" |
| 4th Division   Col. Mateo Martinez | 9th Infantry Battalion 12th Infantry Battalion National Guard Infantry Battalion "Tercero de Entre Ríos" National Guard Infantry Battalion "La Rioja" |
| Cavalry Division   Col. Pedro Oyarzabal | 1st National Guard Cavalry Regiment of Buenos Aires 2nd National Guard Cavalry Regiment of Buenos Aires |
| Artillery Section   Col. Federico Mitre | 1st Horse Artillery Battery |

## National Army of Uruguay

| Division | Brigade | Regiments and Others |
| Uruguayan Division   Gen. Venancio Flores | 1st Infantry Brigade   Col. León de Pallejas | Infantry Battalion "Florida" Infantry Battalion "24 de Abril" |
| Uruguayan Division   Gen. Venancio Flores | 2nd Infantry Brigade   Ltc. Marcelino Castro | Infantry Battalion "Voluntários de la Libertard" Infantry Battalion "Independencia" |
| Uruguayan Division   Gen. Venancio Flores | Cavalry Brigade   Col. de Castro | 1st National Guard Cavalry Regiment 2nd National Guard Cavalry Regiment 4th National Guard Cavalry Regiment |