Answer:
The first discovery of metal probably happens during the period of 4000 BC. And the first metal that was used by man was copper and gold.
Explanation:
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copper
Copper was first used by man over 10,000 years ago. A copper pendant discovered in what is now northern Iraq has been dated about 8700 B.C. For nearly five millennia copper was the only metal known to man, and thus had all the metal applications.
to retake Jerusalem and Holy Land back from Muslim control
He was ilustrated by that by the tragedy that he got passing the years
