Scholars believe that, around 2000 b. c.e., speakers of which language spread from present day nigeria and cameroon southward and eastward to make their language the most commonly used one on the continent?

Which two important economic activities in the west are possible because of the united states natural resources

By the end of the 1800s, there was a change in the nature of the immigrants coming to the united states. immigration from northern europe—england, ireland, germany, and scandinavia—declined, while immigration from italy, russia, and austria-hungary grew. in fact, between 1900 and 1910, more than three-fourths of all immigrants came from these three countries. unfortunately, these countries were far removed england, the home of our founders, and the immigrants who came from them had a hard time adjusting to life in their new country.

Why did china build the great wall of china?