Watt introduced a design enhancement, the separate condenser, which avoided this waste of energy and radically improved the power, efficiency, and cost-effectiveness of steam engines. Eventually he adapted his engine to produce rotary motion, greatly broadening its use beyond pumping water.
They promoted Africans to identify as African, not as any "clan" or "faction" so that all the different African group's could get along withing the confines of there nations, that where drawn by Europeans to look nice and don't have any historic regard to cultures or ethnic groups.
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One conclusion we can draw from this statement by Pope Gregory III is that C. Christians and non-Christians conducted business with each other in the eighth century.
<h3>How do we know that Christians and Pagans traded in the 8th century?</h3>
"Pagans" is a word used by Christians in the past for people who were non-Christians.
By saying that some Christians sell their enslaved to pagans, Pope Gregory III is proving that some sort of trade existed between the Pagans and Christians which at the very least included slave trade.
Find out more on Pope Gregory at brainly.com/question/4289542.
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Answer:
The city-states changed in 2000 BCE as they became weak and easy to conquer by outsiders.
Explanation:
A city-state controlled its towns and villages, but city-states fought with one another over resources and territory.
Around 2000 BCE, the region became weak due to conflict, which made it easy to conquer by others. The change implemented regarding the economy and government after the capture. People were allowed to work, trade and do businesses along with paying taxes. The rulers of the city-states became more powerful, began to exercise their authority over others, and established dynasties.
