Henry_IV_of_Castile--Ferdinand_II_of_Aragon

Henry IV of Castile (Castilian: Enrique IV; 5 January 1425 – 11 December 1474), nicknamed the Impotent, was King of Castile and León and the last of the weak late-medieval kings of Castile and León. During Henry's reign, the nobles became more powerful and the nation became less centralised.