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Eastward across land to the western border of China. Also Lisbon and in the Caucasus, including Armenia. Caliph Omar II grants tax exemption to all believers. Wealth has been gathered from looting the wealthy during conquests and by taxing non-Muslims.
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For two years Japan has been suffering from a small pox epidemic. Perhaps as much as one-third of the population has perished.
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An Islamic army in Central Asia defeats the Chinese. Muslims replace the Chinese as the dominant influence along the Silk Road.
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is established in Morocco independent of the caliph in Baghdad.
