Answer:
As U.S. president, Richard Nixon created the Environmental Protection Agency, proposed an affirmative action program in federal employment, expanded but then ended U.S. involvement in the Vietnam War, and established direct relations with the People's Republic of China. He also resigned from the presidency in 1974.
Explanation:
I believe that they used the Oregon Trail
Both of the places have the right climate to grow these grasses
<span>Early photographer william henry fox talbot discovered how to make positive prints that could be: easily reproduced
In 1839, William Henry Fox Talbot invented The salt print paper. He combined a sensitive paper with a salty water in order to make a photographic picture appear much faster than the previous method.</span>