9.) It helped gain support for the civil rights movement.
10.) The first one (lol I'm not typing all that).
Answer:
600BC
Explanation:
The Iron Age began in China during the Zhou Dynasty's reign around 600 BC, however, earlier dynasties like the Shang first used iron during the Bronze Age derived from meteors called meteoric iron.
The dynasty that restored unity to China after Shi Huangdi's government crumbled was the Zhou Dynasty
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