De la Real Isla de León a San Fernando Historical milestone · San Fernando, Bahía de Cádiz, Cádiz The city, until then called Villa de la Real Isla de León, changed its name to San Fernando in 1813 in honor of King Ferdinand VII, after having hosted in 1810-1811 the Cortes Generales that drafted the Constitution of 1812. 1813 Photo: Adam Cli (CC BY-SA 4.0) What to see and do in San Fernando