The complete story of the IX Duke of Medinaceli: the last of the Cerda who marked the end of an era.

Discover the fascinating story of the **9th Duke of Medinaceli**, Alfonso de la Cerda y de Silva, the last representative of one of the most powerful noble houses in Spain. Since its founding in 1368, the Ducal House of Medinaceli symbolized greatness and splendor, but the life of its last duke was marked by decline and the political intrigues of his time. This article reveals the palace secrets and the challenges faced by the 9th Duke, as his legacy intertwines with the end of an era. Join us on this historical journey and discover how the **last of the Cerda** left an indelible mark on the history of Spain. Don't miss it!

December 8, 2025

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The Complete History of the IX Duke of Medinaceli: The Last of La Cerda Who Marked the End of an Era

The IX Duke of Medinaceli, Alfonso de la Cerda y de Silva, is an emblematic figure representing the twilight of one of the most powerful noble houses in Spain. Since its inception in 1368, the Ducal House of Medinaceli has stood as a symbol of grandeur and splendor. However, the life and legacy of the last of La Cerda are overshadowed by decline, political intrigues, and palace secrets that defined his era. In this article, we will explore his life, his historical context, and how his figure marked the end of an era.

The Grandeur of the Ducal House of Medinaceli

The House of Medinaceli was founded by the first duke, Don Juan de la Cerda, who was appointed by Henry II of Castile in 1368. Since then, it became a bastion of territorial and political power in the region of Andalusia. The family amassed vast estates and became a key player in Spanish politics, even playing a vital role during times of crisis, such as the War of Spanish Succession (1701-1714).

The Medinaceli built majestic palaces, such as the Palace of Medinaceli in Sanlúcar la Mayor, and acquired titles that granted them not only wealth but also influence. Among their most notable members is the VII Duke, who was essential in the creation of the Academy of Fine Arts of San Fernando in 1752 and was known for his efforts to promote the arts and culture.

Alfonso de la Cerda: The IX Duke Between Power and Ruin

Alfonso de la Cerda, the IX Duke of Medinaceli, was born in 1808 during a tumultuous time in Spain, marking the beginning of a new era of instability and change. After the death of his father, the VIII Duke, Alfonso assumed the title in 1839. However, his ascension to power... ```