In the fall of 1311 a conspiracy arose which sought the overthrow of Ferdinand IV in favor of his brother Infante Peter. The conspiracy was carried out by John of Castile, Juan Núñez II de Lara and by Lope Díaz de Haro, son of the late Diego López V de Haro. However, the project failed due to the contundent refusal of the Dowager Queen.
In the fall of 1311 a conspiracy arose which sought the overthrow of Ferdinand IV in favor of his brother Infante Peter The conspiracy was carried out by John of Castile Juan Núñez II de Lara and by Lope Díaz de Haro son of the late Diego López V de Haro However the project failed due to the contundent refusal of the Dowager Queen