With the ability to forge iron tools, farming tools were more effective and provided a greater production and effectiveness. More food produced means that more people are able to be fed and consequently establish and work in the land. With a higher population and food cap, West Africa settlements were able to grow.
How it affected the Cold War(that was just getting started),<span> Stalin was taking over eastern Europe by salami tactics and Czechoslovakia had just turned Communist.On the other hand or other side of this the U.S had just got done adopting the Truman Doctrine to contain the U.S.S.R. Hope this answer has helped you.. </span>
The study of <u>coins, banknotes, and medals</u> called numismutics.
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