Walter the Penniless and the Peter the Hermit led the first unofficial campaign of this conflict, which was called for at the Council of Clermont by Pope Urban II.
Immediately prior to the start of this event, Count Emicho and William the Carpenter massacred the Jews in Mainz. Bohemond of Taranto defeated the forces of Kilij Arlsan at one battle in this conflict. This event was preceded by the Council of Piacenza, where Alexius Comnenus asked for aid. One side in this conflict won both the Battle of Dorylaeum and the Siege of (*) Antioch. Walter the Penniless and the Peter the Hermit led the first unofficial campaign of this conflict, which was called for at the Council of Clermont by Pope Urban II. The 1099 capture of Jerusalem ended, for ten points, what first attempt by European Christians to take back the Holy Land?
Immediately prior to the start of this event, Count Emicho and William the Carpenter massacred the Jews in Mainz.
{First Crusade} (accept {Crusade} after “first” is mentioned; otherwise prompt on it)