Under the article of confederation, how many states need to agree to make major changes to the federal government

Select the two railroad lines that the north needed to capture to cut southern communications. a. memphis to chattanooga to richmond. b. vicksburg to savannah c. charleston to nashville d. new orleans to montgomery to knoxville.

How did cultural change create social conflict?

Which landmark supreme court case ruled that segregation by race in public education was unconstitutional? a. miranda v. arizona b. plessy v. ferguson c. brown v. board of education of topeka d. alexander v. holmes county board of education