Royal Order of Saint George for the Defense of the Immaculate Conception Saint George, which by decision of the Holy See in 1701 was recognized as pertaining to the Italian Farnese dynasty. The tradition of loyalty to the patron saint of chivalry, Saint George, was long established in Germany, and various Bavarian Princes who in the fifteenth century had made pilgrimages to the Holy Sepulcher and were there invested as knights had each made a promise to Saint George. Maximilian's son, the Elector Karl-Albrecht, gave the new Order its title of Order of the Holy Knight and Martyr Saint George and the Immaculate Conception of the Holy Virgin Mary and established its
Portugal son-in-law of Ferdinand I of Portugal, claimed the throne of Portugal. A faction of petty noblemen and commoners, led by John of Aviz (later King John I of Portugal) and commanded by General Nuno Álvares Pereira defeated the Castilians in the Battle of Aljubarrota. With this battle, the House of Aviz became the ruling house of Portugal. Portugal spearheaded European exploration of the world and the Age of Discovery. Prince Henry the Navigator, son of King João I, became the main sponsor and patron of this endeavour. During this period, Portugal explored the Atlantic Ocean, discovering several Atlantic archipelagos like