A woman buried in Spain in the Iron Age era

Iron Age Celtic Spain refers to the period and culture associated with the presence of Celtic tribes in the Iberian Peninsula during the Iron Age, approximately spanning from the 9th century BCE to the Roman conquest in the early first century BCE. This era is characterized by significant cultural, social, and technological developments that both blended and contrasted with the indigenous Iberian cultures.

Geographical Context

The Celtic presence in Iberia was concentrated primarily in the northern and western parts of the peninsula, encompassing regions that are today part of modern Spain and Portugal. Notable areas included Galicia, Asturias, Cantabria, and parts of what are now Castilla y León and Extremadura. The terrain in these regions is varied, including mountainous landscapes, lush river valleys, and rugged coastlines, which played a crucial role in shaping the lifestyle and economy of the Celtic tribes.

Origins and Influences

The Celts are believed to have migrated into the Iberian Peninsula from central Europe, bringing with them their distinctive La Tène cultural influences, which mixed with the existing Bronze Age cultures. The Celts in Iberia are often divided into two main groups: the Celtiberians, who occupied parts of the central plateau and the western regions, and the Gallaecians, who settled in the northwest.

Social Structure

The Celtic tribes in Spain had a clan-based society, characterized by extended families living in fortified settlements. These clans formed larger tribal confederations led by chieftains, who wielded both military and religious power. The society was hierarchical, with a clear distinction between the nobility, free people, and slaves. The druids, although less documented in Iberia than in Gaul or Britain, likely played a role as religious leaders and custodians of knowledge.

Settlements and Architecture

Celtic settlements, known as castros, were typically situated on hilltops, offering strategic advantages and natural defenses. These castros were often fortified with stone walls and ditches and contained circular houses built of stone and wood with thatched roofs. The largest settlement found is Castro de Santa Trega, which displays the typical Celtic architecture and urban organization.

Economy and Technology

The economy of the Iron Age Celts in Spain was primarily agrarian, with agriculture and animal husbandry forming the backbone of their livelihood. They cultivated cereals, legumes, and grapes, and raised livestock including cattle, sheep, and pigs. The Celts were skilled metalworkers, renowned for their iron and bronze craftsmanship, producing tools, weapons, and intricate jewelry. Their ability to work with iron significantly advanced their agricultural practices and weaponry.

Art and Religion

Celtic art in Spain was characterized by intricate metalwork, pottery, and stone carvings, often featuring geometric patterns, spirals, and animal motifs. These designs were both decorative and symbolic, reflecting the spiritual beliefs and rituals of the Celts.

Religiously, the Celts practiced a polytheistic faith with a pantheon of gods and goddesses associated with natural elements and aspects of life. Sacred sites such as springs, rivers, and groves played a vital role in their religious life. The concept of animism—wherein natural features were imbued with spiritual significance—was central to their belief system.

Interaction with Other Cultures

The Celtic tribes interacted with other cultures in the Iberian Peninsula, such as the Iberians, Lusitanians, and later the Romans. These interactions were diverse, ranging from trade and cultural exchanges to warfare and alliances. The Celtiberians, for instance, became well known for their role in resisting Roman expansion, most famously through the defense of the city of Numantia.

Legacy

The legacy of the Iron Age Celts in Spain is visible in the archaeological sites, linguistic influences, and cultural practices that have permeated into modern times. The fusion of Celtic elements with other Iberian traditions created a distinctive cultural tapestry that continued to evolve through subsequent historical periods. The study of Celtic Spain provides valuable insights into the broader Celtic world and its impact on European history.

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Ancient genetic admixture analysis compares the DNA profile of this individual (I3757) with present-day reference populations. These results show what percentage of the individual's genetic makeup resembles ancient populations from different geographic regions.

Modern genetic admixture analysis compares the DNA profile of this individual (I3757) with present-day reference populations. These results show what percentage of the individual's genetic makeup resembles modern populations from different geographic regions.

These results complement the ancient ancestry components shown in the previous section, offering a different perspective on the individual's genetic profile by comparing it with modern reference populations rather than prehistoric ancestral groups.

The G25 coordinates for the sample I3757 are as follows. You can analyze its admixture using G25 Studio.

The genomic history of the Iberian Peninsula over the past 8000 years