The following units and commanders of the Paraguayan army and the army of the Triple Alliance took part in the Battle of Curupayty on September 22, 1866.
Paraguayan Army General José E. Díaz
Brigade Regiments and Others Infantry
Lieutenant Colonel Luis Gonzales 4th Infantry Battalion 7th Infantry Battalion 9th Infantry Battalion 27th Infantry Battalion 36th Infantry Battalion 38th Infantry Battalion 40th "Asuncion" Battalion Cavalry reserve
Captain Bernardino Caballero 6th Cavalry Regiment 8th Cavalry Regiment 9th Cavalry Regiment 36th Cavalry Regiment Artillery 50 gun of assorted caliber
Triple Alliance Army Commander-in-chief Bartolomé Mitre
Brazilian II Corps General Antonio Paranhos, Viscount of Porto Alegre
DivisionBrigade Regiments and OthersCaldas Division 2nd Infantry Brigade 5th Volunteer Battalion 8th Volunteer Battalion 12th Volunteer Battalion 11th Line Battalion 3rd Infantry Brigade 18th Volunteer Battalion 32nd Volunteer Battalion 36th Volunteer Battalion 7th Cavalry Brigade 7th National Guard Provisional Corps 8th National Guard Provisional Corps 9th National Guard Provisional CorpsAlbino de Carvalho Division Auxiliary Brigade 6th Battalion 10th Volunteer Battalion 11th Volunteer Battalion 20th Volunteer Battalion 46th Volunteer Battalion 1st Infantry Brigade 29th Volunteer Battalion 34th Volunteer Battalion 47th Volunteer Battalion 4th Cavalry Brigade 1st Chaussers Battalion 2nd Chaussers Battalion 5th Chaussers BattalionDe Lima Division (reserve) 6th Brigade 4th Cavalry Provisional Corps of the National Guard 5th Cavalry Provisional Corps of the National Guard 10th Cavalry Provisional Corps of the National Guard 8th Brigade 11th Cavalry Provisional Corps of the National Guard 12th Cavalry Provisional Corps of the National Guard Light Brigade 13th Cavalry Provisional Corps of the National Guard 14th Cavalry Provisional Corps of the National Guard 15th Cavalry Provisional Corps of the National Guard
Argentine I Corps General Wenceslao Paunero
DivisionBrigade Regiments and Others1st Infantry Division 1st Infantry Brigade two infantry battalions 2nd Infantry Brigade one infantry battalion the Military Legion2nd Infantry Division 3rd Infantry Brigade two infantry battalions 4th Infantry Brigade one infantry battalion 1st Volunteer Legion3rd Infantry Division 5th Infantry Brigade two infantry battalions 6th Infantry Brigade two infantry battalions4th Infantry Division 7th Infantry Brigade two Infantry battalions 8th Infantry Brigade one infantry battalion 2nd Volunteer Legion
Argentine II Corps General Emilio Mitre
DivisionBrigade Regiments and Others1st Infantry Division 1st Infantry Brigade two infantry battalions 2nd Infantry Brigade two infantry battalions2nd Infantry Division 3rd Infantry Brigade two infantry battalions 4th Infantry Brigade two infantry battalions3rd Infantry Division 5th Infantry Brigade Battalion Cordoba Battalion San Juan 6th Infantry Brigade Battalion Mendoza 2nd Entrerríos4th Infantry Division
Colonel Mateo Martinez 7th Infantry Brigade 9th Line Battalion 12th Line Battalion 3rd Entre Rios Battalion 8th Infantry Brigade 1st Line Battalion 2nd Line Battalion 3rd National Guard Battalion
Sources Munoz, Javier Romero. "The Guerra Grande: The War of the Triple Alliance, 1865–1870", in Strategy & Tactics, No. 245 (August/September 2007). . Mendoza, Hugo; Neri Farina, Bernardo; Burián, Pablo León; Caballero Campos, Herib (2013). Curupayty. Colección 150 años de la Guerra Grande / [coord. editorial: Bernardo Neri Farina. Dir. editorial: Pablo León Burián. Dir. de la colección: Herib Caballero Campos]. Asunción: El Lector [u.a.] Hooker, Terry D.; Heath, Ian (2008). The Paraguayan war: organisation, warfare, dress and weapons; 252 figures, 60 illustrations, 16 maps. Armies of the nineteenth century: the Americas. Nottingham: Foundry Books. pp. 61–65.