A significant event in Spain's history occurred on December 19, 1946, with the publication of a decree in the Boletín Oficial del Estado. This decree amended the Ley Hipotecaria, allowing the Catholic Church to undertake a large-scale exploitation of the country's national heritage. The impact of this decree is tied to notable cultural and historical assets, including pre-Romanesque art and the mosque of Córdoba.

Further information on this matter can be found through El País, which provides more details on the circumstances surrounding this event. For those seeking a deeper understanding of this historical incident, consulting the original source is recommended, as it offers a more comprehensive account of the events that transpired.