Answer: 10 million Africans had been sold by the 1800s, about into slavery in the Americas.
African songs are performed in like dances and stuff and they do riturals and other things
During the twentieth century, the study of the large-scale structure of the universe evolved from the theoretical to the practical; the field of physical cosmology was made possible because of both Einstein's theory of relativity and the better ability to observe extremely distant astronomical objects. Option A is correct.
Albert Einstein formulated two theories which he included to his theory of relativity. On the one hand the special relativity and on the other hand, general relativity.
The former refers to the lack of gravity and the physical phenomena that occurs because of it and the latest refers to the law of gravitation.
The Warsaw Pact.
The Warsaw Pact was given that name because the agreement was signed in Warsaw, Poland. Established in 1955, the Warsaw Pact included the <span>Soviet Union, Albania, Poland, Romania, Hungary, East Germany, Czechoslovakia, and Bulgaria as members. The nations signing the treaty called on each other to defend of any member of the Pact that was threatened by enemy forces. The formation of the Warsaw Pact was in direct response to the formation of the North Atlantic Treaty Organization (NATO). </span>