La Matanza: A History of Growth and Transformation
The region of La Matanza carries a legacy defined by early colonial conflict, administrative evolution, and massive demographic shifts. From its origins as a sparsely populated rural territory to its current status as a bustling hub near Buenos Aires, the area's journey reflects the broader history of Argentina.
The Origins of the Name
The etymology of "La Matanza" (meaning "The Slaughter") is shrouded in some uncertainty, but it is widely believed to commemorate a violent encounter in 1536. During this event, Diego—the brother of the conquistador Pedro de Mendoza—and 22 of his soldiers were killed during a confrontation with the Querandí tribe. This tragic event likely gave the river and the surrounding area their name, which occasionally appeared in plural form as "Matanzas." The first official written record of the name La Matanza dates back to July 29, 1603.
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Administrative Evolution
Before it became the modern district known today, the area underwent several administrative changes. Until 1730, the partido (a local administrative division) was simply known as Pago. It was subsequently renamed the Partido de Matanza y Pozos (Partido of Slaughter and Wells), a rural region that was largely underpopulated and governed by a two-mayor system.
As the region grew, it became necessary to divide the territory. In 1784, the original district was split into two separate entities: La Matanza and Cañada de Morón (Morón Gully). The administrative center of the region was further solidified in 1856 with the founding of its capital city, San Justo.
Demographic Expansion in the 20th Century
The 20th century marked a period of dramatic population growth for La Matanza. This expansion occurred in three primary waves. First, the region saw a significant influx of European immigrants. This was followed by internal migration, as people moved from other parts of Argentina to the outskirts of the City of Buenos Aires.
Toward the end of the century, the demographic landscape shifted again as migrants from neighboring South American countries, primarily Bolivia and Paraguay, settled in the area, contributing to the diverse cultural fabric of the region today.
Key Facts
- Origin: Named after a 1536 conflict between Diego de Mendoza's soldiers and the Querandí tribe.
- First Record: The name first appeared in documentation on July 29, 1603.
- Administrative Split: In 1784, the area was divided into La Matanza and Cañada de Morón.
- Capital: San Justo was established as the capital in 1856.
- Migration: Population growth was driven by European immigrants, internal Argentine migration, and arrivals from Bolivia and Paraguay.
| Year/Period | Event/Status |
|---|---|
| 1536 | Confrontation with Querandí tribe; death of Diego de Mendoza and 22 soldiers. |
| 1603 | First documented appearance of the name La Matanza (July 29). |
| Pre-1730 | Known as Pago. |
| 1730 | Renamed Partido de Matanza y Pozos. |
| 1784 | Divided into La Matanza and Cañada de Morón. |
| 1856 | Founding of the capital city, San Justo. |
| 20th Century | Massive population growth via European and regional migration. |
Frequently Asked Questions
Why is the area called La Matanza?
The name, which translates to "The Slaughter," is believed to refer to a 1536 battle where Diego de Mendoza and 22 soldiers were killed by the Querandí tribe.
When was the capital of La Matanza founded?
The capital city, San Justo, was founded in 1856.
What was the region called before it was named La Matanza?
Until 1730, the partido was known as Pago, and later as the Partido de Matanza y Pozos.
Who were the primary immigrant groups that settled in La Matanza?
The population grew through waves of European immigrants, internal migrants from within Argentina, and migrants from neighboring countries, specifically Bolivia and Paraguay.
How was the district managed before 1784?
Before its division in 1784, the area was a rural, underpopulated region led by a two-mayor system.