Internet History Sourcebooks Project
Fordham University: Medieval Sourcebook: Evolution of Crusader Privileges
This site from Fardham University gives information on The "Crusade". Many of the characteristics of the Crusade - the vow, taking the cross, etc. - evolved over time. This selection of texts shows the evolution of the religious legal...
Boise State University
Euopean History: The First Crusade
This site covers the First Crusade in-depth. It is broken down into several categories for easier reading.