the colonists were sick and tired of all the taxes the britich were giving them.
The Mongols had a benevolent attitude toward foreign religions, or at least a policy of benign neglect. Their belief in Shamanism notwithstanding, the Mongols determined early on that aggressive imposition of their native religion on their subjects would be counter-productive.
Every year, floods on the Tigris and Euphrates rivers brought silt, a mix of rich soil and tiny rocks, to the land. The fertile silt made the land ideal for farming.
