What event sparked the crusade?

What were human rights in the Middle Ages? Who changed Rome from a republic to an empire after the Senate gave him power? What are the differences between a civilization and nomadic culture? Who did not join the third crusade? How did the crusades lead to an increase in learining Europe? Which period is often called the golden age a time when Egypt had reached the high of its power? What is the past tense and past participle begin? How will the fall of rome affect the papacy? What were the reasons for fighting the crusades? When were belts invented? Quienes invadieron elsiglo IV y el siglo VIII de nuestra era? What was a major characteristic of humanism in Europe? Who are the 5 civilized tribes and why were they called that? When was A Worn Path created? Who are the descendants of the Vandals? Why did the Christians lose the first crusade? What occurred during the Great Western Cattle Trail Drive? Was there metal in the medieval times? What were the major features of medieval cities? What was the outcome of the second crusade?