The Nubia area was rich in gold and Egyptians wanted the gold. They traded with the area and established outposts which eventually grew and became Nubia and they kept trading and exchanging riches and culture and technological advancements.
By people<span> sending telegraphs of their sales to the other regions in the U.S, and also trading with each other. </span>
Yes. the Hippocratic oath as well as words such as hypocrisy.
In 1920s, <span>many people were purchasing vehicles, which helped the economy to sky-rocket. Unemployment was at a all time low, which made the 1920's be known as the "Roaring 20's" because almost everyone could get a job.. With a job, you can purchase the things you want, but as people kept buying cars, they realized that they really didn't need to keep buying.</span>