History of Mexico: Early Settlement and Cultural Areas

Early Human Migration and the Bering Strait Theory

The most widely accepted and accurate hypothesis regarding the populating of the American continent is the Bering Strait Theory. This theory posits that the first human beings arrived in America from Asia by crossing a land bridge known as Beringia, which existed between Siberia in Asia and Alaska in North America. This migration occurred during the Pleistocene epoch, specifically during periods of glaciation. During these glacial intervals, massive quantities of Earth's water were locked in the form of ice sheets. This led to a significant reduction in global sea levels, which in turn exposed a terrestrial corridor or land bridge across the Bering Strait. Current scientific belief suggests that human populations from East Asia migrated across this bridge and eventually moved southward, expanding throughout the rest of the American continent.

Supporting Evidence for the Bering Strait Hypothesis

The Bering Strait Theory is underpinned by several diverse fields of scientific research, providing a robust framework for its acceptance. Archaeological evidence includes the discovery of stone tools and various artifacts found in both Siberia and the Americas that exhibit striking similarities in craftsmanship and function. Genetic studies further support this connection through the analysis of mitochondrial DNA and autosomal DNA, which reveal clear genetic similarities between indigenous American populations and those of East Asia. Additionally, paleogeography and climatic data reinforce the theory; geological records confirm that during the glaciations, temperatures were significantly colder and sea levels were lower, which physically allowed for the existence of the land bridge corridor.

Alternative Migratory Routes to the American Continent

While the Bering Strait is the primary theory, other migratory routes have been proposed to explain the presence of early humans in the Americas.

A) The Pacific Route: This theory suggests that the first inhabitants reached the continent by navigating along the Pacific coast. It is proposed that these groups utilized rafts or small vessels to move southward along the coastline from Asia.

B) The Ice Route: This hypothesis proposes that during the last glacial period, the massive ice sheet covering the north began to divide into two separate sections. This split created an ice-free corridor through which hunters and gatherers were able to migrate.

C) The Atlantic Route: This is considered the least supported theory among researchers. It suggests that certain human groups from the Solutrean period in Europe may have crossed the Atlantic Ocean using rafts or primitive boats to arrive at the eastern shores of America.

The Clovis Culture and Early Settlements in Mexico

The Clovis culture is distinguished in the archaeological record by its unique and characteristic spear points. It is recognized as one of the earliest established archaeological cultures in the Americas. Clovis sites are widely distributed across North America, and archaeological dating suggests the culture flourished approximately 13,00013,000 to 12,60012,600 years before the present day.

In the context of Mexico, evidence of these early inhabitants has been found in several key locations. The state of Sonora is particularly notable for yielding evidence of early settlers and the presence of Clovis groups. Other significant sites include the Cueva de los Grifos and Santa Marta in Chiapas, various cenotes containing human remains in Quintana Roo, and numerous caves in the regions of Oaxaca and Baja California. Additionally, the site of La Morita in Nuevo León serves as an important marker for early human activity in the northern-central region.

Definition and Classification of Pre-Hispanic Cultural Areas

When discussing the cultural areas of Pre-Hispanic Mexico, the term specifically refers to the geographic spaces characterized by cultures that developed similar traits over time. These cultures share common features due to their geographical proximity, human coexistence, and constant interactions, all of which molded their traditions, beliefs, values, and practices. These areas are systematically divided into the following regions:

  1. The Central Highland (Altiplano Central)

  2. The Gulf Coast (Costa del Golfo)

  3. The Mayan Area (Area Maya)

  4. Oaxaca

  5. The West (Occidente)

  6. The North-Central (Norte Centro)

These regions hosted various important cultures that defined the historical horizon of ancient Mexico.