Question

What were the crusades? What motivated most Europeans to join the crusades?

Answer 1

http://www.google.com/search?q=crusades+summary&oq=crusades&aqs=chrome.4.69i57j0l5.8107j0j7&sourceid=chrome&espv=210&es_sm=119&ie=UTF-8

Read, read, read, and take good notes.