Answer:
B
Explanation:
this began due to the conflict between owner ship of the valley
Patritoism, supporting the nation, showing support for the war effort
Answer:
Steam-powered trains.
Explanation: Railroads provided the most dramatic transportation growth during the 1800s. They facilitated the movement of people, goods, and information, decreased shipping costs and time, and strengthened the links between the Old Northwest and the East.
They sent troops over to China to subdue them
