Answer:
Black codes were laws denying most legal rights to newly freed slaves, passed by southern states following the civil war. Example, by making murder or life threatening injury of slaves a crime, and a few states allowed slaves a limited amount of self defense.
Explanation:
Answer: between 300000 and 500000 African Americans left the South during world war 1
Explanation:
I think northerners would be more likely to welcome modernization because they have the mentality that if it's newer, it's better, which would lead them to be more intrigued and impressed by new inventions and innovations.
Hope this helps! :D