How did the huang river affect the ancient chinese?

What new concept did the the american revolution introduce into the world

Why has social media and citizen journalism become such powerful forces in global politics?

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