<span>end the slave trade
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while slave trade had been declared illegal in the European countries and in the USA following the civil war, in parts of Africa,especially along the East Africa coast, Arabs trader were adamant of ending slavery, and the sultan seyyid Said would hear none of it. Livingstone suggested that Christianity was the only way to deal with this menace. and on his first stop in east african coast, he helped secure a number of slaves who were settled at Rabai.
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<span>Native Americans helped him. They destroyed ranches, farms, and missions.</span>
This is usually the result of an underdeveloped infrastructure or lack of technological achievements. The communication revolution requires countries to have highly advanced infrastructure that can support making a huge communications web and many countries have historically been destroyed by wars or have generally been poor and couldn't develop in that field, which means that nowadays they can't enter it quickly.
Answer:
isolation
Explanation:
China was one of the first civilizations in the world. This civilization, unlike the others, was actually very isolated from the rest of the ancient civilizations. The main reason for the isolation were the natural barriers. Between China and the other civilizations were standing the largest mountain range in the world, the Himalayas, and several large deserts. This discouraged people both from China and from the other civilizations from moving through this areas and see what's on the other side. This resulted in developing a very unique culture in China that was not influenced by any other culture. Also, this civilization was developing totally independently, and it actually managed to surpass the other civilizations in many aspects, while they were not even aware of its existence, or just knew that it existed but had no real idea about it. China only opened up properly to the world after it was invaded and ruled by the Mongols.