Who was Booker T. Washington? What was his stance on the segregation debates? https://www. history. com/topics/black-history/booker-t-w ashington-video

Booker T. Washington, educator, reformer and the most influentional black leader of his time (1856-1915) preached a philosophy of self-help, racial solidarity and accomodation. He urged blacks to accept discrimination for the time being and concentrate on elevating themselves through hard work and material prosperity  

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the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.