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Middle East historian Brian Catlos has a different view. One that puts those conflicts in a more political and economic perspective. In fact, it was really a world of conflict about money and land and power, and where interfaith cooperation was possible and where globalization may have gotten its real start.
Can understanding this helps us face today's challenges? I don’t know; but we do know that perhaps it’s the beginning of wisdom. Catlos explains it in Infidel Kings and Unholy Warriors: Faith, Power, and Violence in the Age of Crusade and Jihad
My conversation with Brian Catlos: