According to Perry Rogers, one reason the Chinese were unsuccessful in halting the opium <span>trade was because the country had come to depend on it for revenue. </span>
Answer:
the Southern Christian Leadership Conference
Explanation:
History is really something you just know
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<span>The correct answer is 1.The supremacy of the federal government over the states was firmly established. The southern states couldn't try to secede anymore and had to do whatever the federal government controlled by the northerners wanted, while the northereners who would want to do something sketchy were wary because they knew how the south issues turned out in the end.</span>