The lands of Medina Sidonia in Andalusia: a territorial empire that spanned half the region.

Medina Sidonia, in Andalusia, was a symbol of power and wealth for centuries, with a vast territorial empire that dominated the region. The House of Medina Sidonia, founded in the 13th century, became one of the most influential families in Castile and León, achieving the title of Dukes in 1405. By the 16th century, they owned over 300,000 hectares of arable land, granting them significant economic and political power. Their ostentation was remarkable, with lavish banquets held at the Palace of Medina Sidonia, reflecting their grandeur and eventual decline.

December 8, 2025

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Medina Sidonia: The Territorial Empire that Dominated Andalusia

In the heart of Andalusia stands the city of Medina Sidonia, a stronghold of power and wealth that for centuries was a symbol of grandeur and ostentation. With a legacy that encompasses a vast territorial empire, the lands of Medina Sidonia stretched like a large estate covering half the region. But what happened to this magnificence? How is it possible that such a monumental empire fell into decline? Let’s unearth the history of this nobility, their excessive riches, and the struggles that led to the downfall of a dynasty.

The Rise of the House of Medina Sidonia

Founded in the 13th century, the House of Medina Sidonia quickly became one of the most influential families in the kingdom of Castile and León. With its first noble, Infante Don Juan, a lineage was established that would thrive through marital alliances and control of vast tracts of land. In 1405, the family received the title of Dukes of Medina Sidonia, becoming one of the highest ranks of Spanish nobility.

Over the centuries, the family accumulated estates and unimaginable wealth. Documents found in the Historical Provincial Archive of Cádiz reveal that in the 16th century, the dukes owned over 300,000 hectares of arable land, granting them not only economic power but also political influence. Each harvest of wheat, wine, and oil became a symbol of their dominance.

The Duke's Wealth

The ostentation of the dukes was legendary. It is said that at the banquets held in the Palace of Medina Sidonia, the feast included delicacies that today seem straight out of a fairy tale: truffled turkeys, pheasants, and sweets made with edible gold. Contemporary documents, such as the accounts of Antonio de Nebrija, mention the grandeur of these feasts, leaving... ```