Difficulties faced by people as they expanded their countries prior to the advent of modern technology.
2 answers:
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Answer:
Currency
Explanation:
It's not certain which ancient civilization was the first to start using coin money. It's known that Ancient Greeks, Ancient Chinese, and Ancient Lydians began using coins around the beginning of the 8th century BC, at the approximately same time. There's a possibility that Pheidon, king of Argos, a Greek city, was the first ruler in the Mediterranean who officially set standards of weight and money. The picture below shows an engraving of Pheidon introducing silver coinage.
