How did the civil war influence the role of government in the united states

The Civil War is an example of a period of time in which the power of the Executive branch expanded.

So, the Civil War influenced the role of government by making the Federal Executive chiefly powerful in the people's idea for their and their government's welfare.

It highlighted how the national government was the sovereign power.

Explanation:

the answer is the government.

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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