Their religion, they devoted their lives to sacrifice even their kids to please their gods, which would in turn guide them through their everyday lives from crop growing to economy and buisiness
Pope Urban ll made the decision to launch the first crusade in 1095. He achieved this by giving a public speech in which he accused the Muslims of many atrocities against the Christians who were living in Jerusalem. One reason, why the Pope decided to launch the first crusade was that, the Byzanthine Emperor has written him a letter asking him for help against the Muslims. The Pope may have made this decision too in order to increase his papacy influence.
Negotiating international peace treaties
