The Mongol army had accomplished in a mere two years what the European Crusaders...

The Mongol army had accomplished in a mere two years what the European Crusaders from the West and the Seljuk Turks from the East had failed to do in two centuries of sustained effort. They had conquered the heart of the Arab world. No other non-Muslim troops would conquer Baghdad or Iraq again until the arrival of the American and British forces in 2003.

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