What was an immediate effect of the Civil War? A. The North remained untouched by the effects of war.

B. The federal government lost power to the states.

C. The issue of slavery would remain unsettled for years.

D. The South was socially and economically devastated.

D.

Explanation:

A is incorrect they were affected by the war given that it caused much death.

B. The federal government became more strict on the southern states due to radical republicans wanting to essentially get revenge on the southern states for seceding

C. slavery would be outlawed as by the 13th amendment to the constitution

it was a act of seld fesnse more over it was a peace treaty between the fogein contunries.

these civilizations were located around fertile rivers, where they could produce an abundance of crops