Which regin of the unite states beleaved that states should be able to govern themselfs without interference from the nation goverment

List factors that contributed to public confidence in the postwar united states

What is one example of trench warfare ?

How did slavery end in the united statesa. it ended with the emancipation proclamationb. it ended when the union won the civil warc. it ended with the fifteenth amendmentd. it ended with the 13th amendment