Why is it important to hear first-hand stories from people in our history?

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What was zheng he’s most important accomplishment? zheng he spread chinese ideas and brought wealth to china from his travels. zheng he commanded an impressive fleet of ships. zheng he sailed the indian ocean and around africa. zheng he conquered lands as far away as africa to increase the dynasty’s power.

How were the economies of the inca empire and ancient river valley civilizations such as egypt and phoenicia different?