| 释义 |
- Incumbents
- Events
- Deaths
- References
{{Year in Argentina|1866}}Events in the year 1866 in Argentina. Incumbents- President: Bartolomé Mitre
- Vice President: Marcos Paz
Events- January 31 – Paraguayan War: The Battle of Pehuajó takes place when about 1500 Paraguayan troops, commanded by General Francisco Isidoro Resquín and Lieutenant Celestino Prieto, engage in a surprise attack Argentinian and Uruguayan battalions with around 2000 men, led by General Emilio Conesa; the Paraguayans are successful and the joint Argentine-Uruguayan force suffers heavy casualties.[1]
- May 24 – Paraguayan War: First Battle of Tuyutí is an allied victory.[2]
- July 18 – Battle of Boquerón (1866)
- September 1–3 – Battle of Curuzú
- September 22 – Battle of Curupayty
Deaths- February 15 – Juan Gregorio de las Heras, military leader (born 1780)
References1. ^O'Leary, Juan; El Libro de los Héroes; Editorial Servilibro; Asunción, Paraguay (2007)
2. ^Williams, John Hoyt (2000), "A Swamp of Blood: The Battle of Tuyuti", Military History 17 (1): 58–64.
{{Argentina-hist-stub}}{{Years in Argentina}}{{South America topic|1866 in}} 4 : 1866 in Argentina|1860s in Argentina|History of Argentina (1852–80)|Years of the 19th century in Argentina |