23 November 1221 Alfonso X of Castile
November 23rd. 1221 marks the birth of Alfonso X of Castile in Toledo, Spain. His parents were King Ferdinand III of Castile and Elisabeth of Swabia. His mother was the paternal cousin of Holy Roman Emperor Frederick II, who looked very well like Alfonso X of Castille. In January 1249 Alfonso X of Castile married Violant of Aragon. Due to Violant's age, she was unable to get pregnant for several years. He almost annulled their marriage. However they went on and they would have 11 children. He would also have children with his mistresses. In 1252 Alfonso succeeded his father as King of Castile. The next year he invaded Portugal.He made an agreement that his daughter Beatrice would marry King Alfonso III of Portugal and another daughter Eleanor should marry Edward I of England. King Alfonso X had many works translated from Arabic and Latin to Castilian in his court. He encouraged the use of the Castilian language instead of Latin! The Alfonsine tables which pr