The Byzantine Empire had kept the cultures safe for nearly a thousand years.
Answer:
In the spring of 1868 a conference was held at Fort Laramie, in present day Wyoming, that resulted in a treaty with the Sioux. This treaty was to bring peace between the whites and the Sioux who agreed to settle within the Black Hills reservation in the Dakota Territory.
Explanation:
So (A) is your answer
<span>very simple economic change: raised a large amount of money.</span>
