Crusaders: Thy Kingdom Come is a RTS game for the PC which chronicles the trials and tribulations of the First Crusades - from Constantinople to Jerusalem - recreating their most important battles. In 1095 Pope Urban II rallied for assistance to liberate Jerusalem from the Muslims. His battle cry was what unleashed the military campaign that would change the history of the Holy Land forever. The Princes' Crusade began in 1096 with devout followers from all over Europe led by the nobles and their knights. Their quest: conquer the Holy Land.