How did the crusades and mercantilism affect the feudal system?

Which one is best begin or begun? How did western influences change Chinese culture? Why was the western front so significant? What were Chinese traditions in the 1940s? Did rome fall apart after germanic tribes invaded the empire? When did the modern age start and end? What was a poor roman house made of? What is Peasant bound to land? Who were the Popes of the great schism? What major events led to the eventual decline and fall of the roman empire? How many years are there in in a millennium? How many 5 centuries to 1 millennium? What was Calicut nicknamed in the Middle Ages What types of goods were traded in Calicut's port Where is Calicut located How did medieval travelers describe Calicut What is Calicut's climate? What is the difference between a villein and a freeman from the medieval times? How did Jefferson encourage western settlement? What was the role of a medieval Magistrate? What is Europeanization? What is the Importance of civilization? Who invented the adult diaper? Who is the founder of massages?