Answer:A full-scale invasion of Rus' by Batu Khan followed, from 1237 to 1240. The invasion was ended by the Mongol succession process upon the death of Ögedei Khan. All Russian states were forced to submit to Mongol rule and became part of the Golden Horde empire, some of which lasted until 1480.
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Answer: Below
Explanation:
They brought great wealth to Spain. They made Spain a colony of Portugal. They opened the fur trade with American Indians.
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The main reason for bringing African Slaves instead of Native slaves from South America or even North America is because, they were susceptible to diseases brought by the Settlers, Africa was already used to these diseases so they were easy to bring. Furthermore, an example of this is the tragic story of Darth Plaguis the wise *AHEM* I mean pocahauntus who was brought to England on a ship but died due to disease on that ship. If one loses 70-80% of their slaves on a ship then its useless. ALSO VERY IMPORTANT your question is supposed to say 12 million not 1/2 million