Answer:
The 19th century
Explanation:
The late 19th-century United States is probably best known for the vast expansion of its industrial plant and output. At the heart of these huge increases was the mass production of goods by machines. This process was first introduced and perfected by British textile manufacturers.
My answer would be that lines battles caused more casualties and were effective in ways. I don’t really know much about your question.
With the bill of rights/individual rights..same thing
An increase in efficiency
The Mongols brought a lot of change to China. They undid the long-standing dynastic system of Chinese government and changed the system of government, getting rid of civil service exams that had put government bureaucrats in power.