Answer:
African Americans
Explanation:
In the middle of the century, northern manufacturing extended the use of power-driven machines to a wider range of commodities. Agricultural mechanization throughout the 20th century led to dramatic shifts in farming. Tractors, combines, harvesters, and other farming equipment are helping farmers grow more.
Orogressive movement of Africans Americans northward starting at the beginning of the twentieth century was a result of economic boom in the this areas, they had to migrate and find jobs that can feed them and their families.
The political boundaries of the U.S changed from 1845 to 1853 by increasing the territory and getting land as far out as California because the Americans fought the Mexican American war (1846-1848) that resulted in Mexico yielding the area we know as the Mexican cession have a nice day (:
<h3>It was a frigid day in occupied Poland, and for all Shmuel Beller knew, it could be his last. As Russian forces advanced toward Auschwitz, Beller and other prisoners had been told by their captors that they had to leave the death camp. So he ran into one of the storage facilities and rifled through a pile of clothing—the belongings of some of the 6,000 Jews gassed each day at the camp. Finally, he found what he was looking for: a pair of leather shoes.</h3>
<h2>please mark in brain list </h2>
