Explanation:
They were Comanches, Kiowas, Arapahoes, Cheyennes, and Western Sioux. For Mackenzie on the southern plains, Comanches were the obvious target: No tribe in the history of the Spanish, French, Mexican, Texan, and American occupations of this land had ever caused so much havoc and death.
Answer:
A they want their workers to be more productive
They assumed they were spying on them in America
I do believe it was to improve trade with Asia :)
Sharing there religion to india to preserve their chinese culture
