How did the civil war affect the economy in the north

The Civil War affected the North's economy in many ways. The Civil War increased industry and "new machinery was produced in new factories, new people had to fill the place of those who had fallen on the battlefield." ... Before the war the Union was already not reliant on slaves. After the Civil War many things changed.

Explanation:

the us constitution is a living document, meaning that it can be changed over time as the country changes.

b

explanation: