What was peter the hermit's contribution to the early crusades? he pulled together a makeshift army of peasants and soldiers and led the people's crusade. he is credited for retaking jerusalem from muslim turks. he lost his life fighting in jerusalem against the muslim turks. he converted to islam and end the fighting over the holy land.

Peter the Hermit was an attentive listener to Pope Urban II's cries and begged that people have to rescue the Holy Sepulchre. He was a monk and was part of the holy men in the audience. Because he was so stirred with the speech of Pope Urban II, he began preaching to men, women, and children in favor of war against the Turks. 

He was able to gather many people and that started the Crusade. Alongside other leaders, he led one side of the troop and began the march. People waged to rescue Jerusalem from the Mohammedans. Therefore, the answer to this item is the first choice.