sabella succeeded her brother as Queen of Castile in 1474. The two young monarchs were initially obliged to fight a civil war against Juana, princess of Castile (also known as Juana la Beltraneja), the purported daughter of Henry IV, but were ultimately successful. When Ferdinand succeeded his father as King of Aragon in 1479, the Crown of Castile and the various territories of the Crown of Aragon were united in a personal union creating for the first time since the 8th century a single political unit which might be called Spain, although the various territories were not properly administered as a single unit until the 18th century. The first decades of Ferdinand and Isabella's joint rule were taken up with the conquest of the Kingdom of Granada, the last Muslim enclave in the Iberian peninsula, which was completed by 1492. In that same year, the Jews were expelled from both Castile and Aragon, and Christopher Columbus was sent by the couple on his expedition which would ultimately discover the New World. By the Treaty of Tordesillas of 1494, the extra-European world was split between the crowns of Portugal and Castile by a north-south line through the Atlant she is listed as queen
Joshua is right, this profile should be corrected. Isabel was Queen Regnant of Castilla, and then by her marriage to Fernando, she became Queen Consort of Aragon, Valencia, Sicilia and Napoles, as well as Condesa Consorte of Barcelona. We will get the attention of a profile administrator in order to fix this profile.