John the Blind, King of Bohemia, was completely blind when he led a cavalry charge at the Battle of Crécy in 1346. Determined to fight, he reportedly ordered hi

John the Blind, King of Bohemia, was completely blind when he led a cavalry charge at the Battle of Crécy in 1346. Determined to fight, he reportedly ordered his knights to tether their horses to his so they could ride into battle together. John and his companions were killed in the fighting. John …