World War II was fought out in the open with many new machines that had been developed. WWI was fought in trenches--long ditches that had been dug in the ground to be used for protection. During WWI, machine guns had also just been invented, so the war was mainly fought with machine guns and trenches. Hope this helps!
Answer:
Many African Americans, while slaves, had not learned how to read.
The peak of the Ottoman Empire was the year 1683, when it had conquered a big portion of Europe and almost reached Vienna. The fact that it did not manage to conquer Vienna was the beginning of its demise.
The answer is: The Silk Road.