B. Heredity and environment
Answer:
It was actually among the Cheyenne and Arapaho tribes
Explanation:
not sure why they gave you those options but the Cheyenne and Arapaho were near Arkansas, and this would be known as the Sand creek massacre
The help of African-American military personnel during World War II drove for greater civil rights after the war. A perfect example of this would be the Tuskegee Airmen. This group of African-American pilots performed thousands of successful missions during World War II. This showed that African-Americans contributed a significant amount to the war effort and were willing to risk their lives for their country. These accomplishments were used as proof that blacks deserve the same rights as whites in American society.
The Americans thought that Napoleon might withdraw the offer preventing the United States from acquiring New Orleans at any time, <span>, so they agreed and signed the Louisiana Purchase Treaty on April 30, 1803. On July 4, 1803, the treaty reached Washington, D.C..</span>
