Pope Urban II supported a military expedition to retake the Holy Land in response to the Byzantine Emperor's plea for help.
Pope Urban II supported a military expedition to retake the Holy Land. During his reign, Urban II responded to the Byzantine Emperor's request for aid by calling for a crusade to defend the Christian Byzantine Empire and to reclaim Jerusalem from non-Christian rule. This call for the First Crusade in 1095 set in motion a series of military campaigns aimed at liberating the Holy Land.
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