Pope Urban II Called for the CrusadesThe Catholics attempted to conquer Jerusalem and the Holy Land from the Abbasid Caliphate.
A big Shift in the Culture of Europe"Peasants and nobles... found themselves in new lands, meeting with new peoples... the Crusades opened the European people's eyes to the rest of the world." The Commercial Revolution had occured, because of the Crusades.
Marco Polo is BornMarco Polo was born to a family of merchants in Venice.
Marco Polo's JourneyMarco Polo went to the East and back to Venice, collecting ivory, jade, jewels, porcelain and silk with him.
Marco Polo and the 2nd Venetian-Genoese warMarco Polo captained a galley in a battle against Genoa and was captured as a prisoner-of-war, later writing a book.