What was the major effect of the crusades on Europe?

What is the opposite of centralization? What do the name caliyah mean? What was an important part of the roman economy? Who is Northern Renaissance? In what century was the year 732? Which two cultures are best known for its development of calendars? Where did the last name yurkiw originate? Why did the US want to aid western Europe? Who created the witch hunt? What are some good quotes about civilization? What rituals and traditions did medieval women have? How many years are there in 1 millennium? Was the Cryillic alphabet invented by a christian missionary and is still used today by Russians Ukrainians serbs and Bulgarians? Were roman roads made of cobbles? What month did the story begin? Why did western Europeans launch the crusades? What is the westernmost state in the forty-eight contiguous states? Who introduced technology? What is the difference between a decade and a millennium? Why are cold baths good?