How did the Crusades affect the economy and government of Europe and relations among religious groups?

Well during the crusades many feudal lords lost Thieu money soldiers and recourse's their fore this weakened their power. Crusades also caused new conflicts between Christan's Jews and Muslim's. Jews ended many Jewish peoples lives on their way to Palestine. Once their they did the same 2 Muslims fear of hatred Christians continued many years After the crusades ended.