What did southers fear would happen if black were given rights equal to those of white

Most Southerners were slave-owners at the time. They feared that if blacks had the same rights as those of white then they would lose the entirety of their business. We see that in the Reconstruction Period where the South is very poor

what are two things that greatly the american economy after the war? the huge buildup of u.s. military the beginning of the korean conflict the creation of the gi bill the marshall plan for nations