What Caused the First Crusade, and was it a Success?

<Tab/>The First Crusade was cause by conflicts between the Christians and the Muslims for the Holy Land, Jerusalem. Jerusalem was the holy city for all three groups of different faiths; the Christians, the Jews, and the Muslims. For the Christians, Jerusalem was where Jesus was crucified and resurrected. For the Muslim, Jerusalem was the place where Muhammad had ascended to heaven. For the Jews, it was their God's city and …

…solving the Seljuk Turks problem. In religious terms, the First Crusade hardened Muslims attitudes toward Christians, yet at the same time, it raised doubts among Christians about God's will, the church authority, and the role of the papacy. On the other hand, the First Crusade did provoke religious enthusiasms on the broad scale. The European's crusades were stupid and didn't accomplish much. The only good thing that came out of it was more trade routes.