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Occupied eastern europe. Created guilds, which protected workers, similar to modern day unions.
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Location: western africa. Discovered and started using iron.
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Location: India. Made advancements in science, engineering, art, dialectics, laterature, logic, mathematics, astronomy, religion, and philosophy.
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Location: Yucatan Peninsula and Guatemala. Developed science, astronomy, calendar system, and hieroglyphic writing.
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Location: China's western coast. Created paper, steel, better farming stuff, etc
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Location: Arabian peninsula, Advanced in algebra, trigonometri, chemistry, medicine, astronomy, engineering, and agriculture.
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Location: Imperial Japan. Created own writing, peaceful, politic stability, and economic growth.
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Location: West Africa. Was the largest empire in Africa history.
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Location near france in europe. Created the catholic church a system that is still used today.
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Location : West Africa. Incorporated new laws into it's system.
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Location: Northern Mexico. Made causeways, double aqueducts, a massive dike, and chinampas
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Location: North western coast of south america. Very fast information transportation and brain surgery.