Why did the north control southern politics after the war? what were the northerners called who moved to the south?

i know im late but i have the sample answer if anyone needs it.

Many of the Southerners who participated in government were not able to run any political offices after the war. Many Northerners moved to the South to run cities as well as create new industries. These people were called carpetbaggers.

1(a) traditional methods of production are upheld.

2(d) to convert private property to state-owned property

3b) feudalism

5(a) question

6(c) to preserve the past

7(d) the opportunity to make a profit

8(b) get paid by the government

could not do 4 sorry. . hope this

those who allied with france gained land and power.