Final answer:
The Crusades altered relationships between Christians and other groups by justifying armed conflict based on religious beliefs, impacting Middle Eastern communities and influencing future religious tolerance ideas.
Explanation:
The Crusades changed relationships between Christians and other groups by shaping specific ideals that justified armed conflict based on religious beliefs. These conflicts impacted the relationships between Christian, Muslim, and Jewish communities in the Middle East, creating lasting negative impacts. The Crusades also had effects on subsequent ideas of religious toleration.
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