El Rio di Sibilia. Sanlúcar de Barrameda, puerto subsidiario de las naciones mercantiles italianas (siglos XIV-XV) González Arévalo, Raúl El papel de Sanlúcar de Barrameda como antepuerto de Sevilla es bien conocido. Sin embargo, los señores de la villa, los duques de Medina Sidonia, intentaron dotarla de un desarrollo autónomo, en competencia directa con el puerto de Cádiz. El presente estudio aborda en perspectiva comparada su papel subsidiario en el comercio y la navegación de las naciones mercantiles italianas en la Baja Edad Media. The role of Sanlúcar de Barrameda as an outer harbour of Seville is well known. However, as lords of the town, the dukes of Medina Sidonia attempted to provide it with a distinct development, in direct competition with Cadiz. Through a comparative perspective, this study addresses its subsidiary position in terms of trade and navigation of the Italian merchant nations in the late Middle Ages. The role of Sanlúcar de Barrameda as an outer harbour of Seville is well known. However, as lords of the town, the dukes of Medina Sidonia attempted to provide it with a distinct development, in direct competition with Cadiz. Through a comparative perspective, this study addresses its subsidiary position in terms of trade and navigation of the Italian merchant nations in the late Middle Ages. 2025-05-23T07:45:33Z 2025-05-23T07:45:33Z 2025-05-12 journal article Raúl González Arévalo, “El Rio di Sibilia. Sanlúcar de Barrameda, puerto subsidiario de las naciones mercantiles italianas (siglos XIV y XV)”, Espacio, Tiempo y Forma. Serie III, Historia Medieval, 38, 2025, pp. 337-364. https://doi.org/10.5944/etfiii.38.2025.44146 https://hdl.handle.net/10481/104208 10.5944/etfiii.38.2025.44146 spa http://creativecommons.org/licenses/by-nc-nd/4.0/ open access Attribution-NonCommercial-NoDerivatives 4.0 Internacional Universidad Nacional de Educación a Distancia. UNED