How did the crusades effect of power of the pope?

What where the symbols gladiators have on their armor? Did France hire Hernando Cortes to look for the northwest passage? What two officials were most important in the roman empire? How did Gaius Cassius Hemina die? What year was the crusades in? What positive effect did the construction of the hoover dam have on the economy of the west in 1930s? What is the purpose of Brand Republic? What is the richest culture in the world? What does shenme shihou kaishi jiang zhongwen mean in Chinese? What do you call the king's brother in the medieval ages? Who were the infidels in the crusades? Who started the Russian gulags? What were three impacts of the crusades? What did praetors do in Rome's government? Poor leadership of the roman empire? Which universities were founded by English students during the middle ages? What was the Pax Romana? What is the equivalent of millennium? During the time of the crusades what new European nation gained importance? What are some weapons that the gladiators used?