When the Civil War ended, former Confederate states initially only had to have a small percentage of the population swear loyalty to the United States and ratify the Thirteenth Amendment to be readmitted to the Union Which of the following BEST describes why Congress imposed further actions on teadmitted Southern states?
A
The Fourteenth and Fifteenth Amendments were passed when the North wanted revenge for President Lincoln's assassination
B
Defiant gestures like electing Confederate politicians to Congress and passing Black Codes inspired Northern lawmakers to retaliate
С
The political weakness of President Johnson allowed angry Radical Republicans to reject the previously readmitted states and create harsher requirements for them
D
Disputes over what states could put into their new state constitutions made it apparent that more constitutional amendments were needed to ensure a smooth Reconstruction of the nation