Answer:
The Supreme Court decision Dred Scott v. Sandford was issued on March 6, 1857. Delivered by Chief Justice Roger Taney, this opinion declared that African Americans were not citizens of the United States and could not sue in Federal courts.In March of 1857, the United States Supreme Court, led by Chief Justice Roger B. Taney, declared that all blacks -- slaves as well as free -- were not and could never become citizens of the United States.
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Explanation:
It was the (4) Mongols who used the stirrup, skilled horsemanship, and siege warfare techniques to conquer much of Asia and part of Europe in the 12th and 13th <span>centuries</span>
The Portuguese were the first colonialists to establish sugar cane plantations on islands off the coast of Africa. The first cane plantations were established on the islands of Madiera and Sao Tomes. Sao Tomes was known as the largest sugar cane producer in the world and its economy grew to be one of the largest in the world
. Because sugar cane farming was and still is, a labor-intensive process, the Portuguese began importing large numbers of African slaves to the island of Sao Tomes.<span>
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In 1644 the Chinese capital at Beijing was captured by the rebel leader Li Zicheng and desperate Ming dynasty officials called Manchus for aid
