The Christian Crusaders answered the call to journey to Jerusalem because participants hoped to

Many Crusaders believed that fighting to reclaim Jerusalem was a religious act that could earn forgiveness for their sins. The Church encouraged this belief by offering spiritual rewards to those who joined the Crusades. The goal was not to share Jerusalem peacefully with other faiths, so the best answer is “earn forgiveness for their sins from the Church.”

AI-written and checked against the verified answer.