Coronel Díaz Avenue is an avenue that marks the limit between the Palermo

Palermo, Buenos Aires

Palermo is a neighborhood, or barrio of the Argentine capital, Buenos Aires. It is located in the northeast of the city, bordering the barrios of Belgrano to the north, Almagro and Recoleta to the south, Villa Crespo and Colegiales to the west and the Río de la Plata river to the east. With a total...

 and Recoleta

Recoleta

Recoleta is a downtown residential neighborhood in the city of Autonomous City of Buenos Aires, Argentina; it is an area of great historical and architectural interest, due, particularly to the Recoleta Cemetery located there...

 neighborhoods in Buenos Aires

Buenos Aires

Buenos Aires is the capital and largest city of Argentina, and the second-largest metropolitan area in South America, after São Paulo. It is located on the western shore of the estuary of the Río de la Plata, on the southeastern coast of the South American continent...

, Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

, and extends northbound, parallel Pueyrredón Avenue. It starts on Soler Street and ends on Castex Street, passing along Las Heras Park and the nearby Alto Palermo Shopping Center.

The avenue was so named in 1894 in honor of Col. Pedro José Díaz (1801 — 1857), who played an important role in the Army of the Andes

Army of the Andes

The Army of the Andes was a military force created by the United Provinces of the Río de la Plata and mustered by general José de San Martín in his campaign to free Chile from the Spanish Empire...

 during the Argentine War of Independence

Argentine War of Independence

The Argentine War of Independence was fought from 1810 to 1818 by Argentine patriotic forces under Manuel Belgrano, Juan José Castelli and José de San Martín against royalist forces loyal to the Spanish crown...

 of the 1810s, in the Argentina–Brazil War of the 1820s, and on behalf of Governor Juan Manuel de Rosas

Juan Manuel de Rosas

Juan Manuel de Rosas , was an argentine militar and politician, who was elected governor of the province of Buenos Aires in 1829 to 1835, and then of the Argentine Confederation from 1835 until 1852...

, for whom he led the Infantry

Infantry

Infantrymen are soldiers who are specifically trained for the role of fighting on foot to engage the enemy face to face and have historically borne the brunt of the casualties of combat in wars. As the oldest branch of combat arms, they are the backbone of armies...

 during the Battle of Caseros

Battle of Caseros

The Battle of Caseros was fought near the town of Caseros, more precisely between the present-day train stations of Caseros and Palomar in Buenos Aires Province, Argentina, on 3 February 1852, between the Army of Buenos Aires commanded by Juan Manuel de Rosas...

of 1852.