There are about 80 pyramids known today from ancient Egypt. The Three largest and best-Preserved of these were built at Giza at the beginning of the old kingdom. The most well-known of these pyramids was built for the Pharaoh Khufu. it is known as the great pyramid.
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agriculture, population, and organization pressure
<span>The Romans believed in one god as the Jews did. The Jews agreed to live by Roman rule.</span>
The Qin dynasty by Emperor Shi Huang Di.
Since Rome was divided, invaders could just take out each part one by one.