They're used by humans for fossil fuel and in entertainment. They were not created by the human race, they were created through thousands of being underground and soft tissues quickly decompose leaving the hard bones or shells behind. Over time sediment builds over the top and hardens into rock.
Most northerners wanted to abolish slavery, any new state that would come into the nation would be considered a free state, while any new state that was brought into the South would allow slavery.
THe answer is d world population increased
Explanation:
The Abbasids, who ruled from Baghdad, had an unbroken line of caliphs for over three centuries, consolidating Islamic rule and cultivating great intellectual and cultural developments in the Middle East in the Golden Age of Islam.
President Franklin Roosevelt called December 7, 1941, "a date which will live in infamy." On that day, Japanese planes attacked the United States Naval Base at Pearl Harbor, Hawaii Territory. The bombing killed more than 2,300 Americans. It completely destroyed the American battleship U.S.S.
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