Reconstruction was necessary because?

The Reconstruction era redefined U.S. citizenship and expanded the franchise, changed the relationship between the federal government and the governments of the states, and highlighted the differences between political and economic democracy.

(brainliest if im right)

brainliest is someone you pick by simply clicking a button. it only shows up if there are two people that answered your question, then you decide who answer more accurately with detail and explanation and you give that person the title "brainliest".

i hope this your understandings.

i think that it would be tenth of the first