How are the cycles of sharecropping and tenant farming designed to keep formerly enslaved people in poverty?

What mountains did the first transcontinental railroad cross

Why did the third estate form the national assembly?

Which of the following was as a provision of the chinese exclusion act that affected chinese immigrants who were already in the united states ? a. the act forced chinese to return to china . b .) the act prohibited chinese immigrants from becoming american citizens. c.) the act prohibited chinese immigrants from entering the united states. d.) the act prohibited chinese immigrants from forming chinatowns