1865 in Argentina
# 1865 in Argentina

Events in the year 1865 in Argentina.

## Incumbents

* President: Bartolomé Mitre
* Vice President: Marcos Paz

### Governors

* Buenos Aires Province: Mariano Saavedra
* Mendoza Province: Carlos González
* Santa Fe Province: Patricio Cullen then Nicasio Oroño

### Vice Governors

* Buenos Aires Province: vacant

## Events

* March 5 – establishment of Bragado Partido
* May 1 – Treaty of the Triple Alliance
* July 9 – establishment of Nueve de Julio Partido
* July 19 – establishment of Ayacucho Partido, General Lavalle Partido, Necochea Partido, Tapalqué Partido, Tordillo Partido and Lincoln Partido
* August 5 – establishment of Chacabuco Partido

## Births

* April 26 – Luis Dellepiane, civil engineer, militarist and politician
