The number of air strikes and battles taking place in the Middle East make it the most war-torn region in the world.
I believe the year in question is not 1970 but 1790.
The answer to the question is South Carolina. Given its small size compared to the other states they had the huge number of slaves about 65%. The 65% were African-American slaves. The slaves population in South Carolina grew in connection to their rice culture success.
The first printing press. Before 1440 only a few thousand handwritten texts existed across Europe.
China is not located in the middle east, it is located in East Asia.