Answer:
After the Civil War, the United States rapidly transformed into an industrial, urbanized nation. Technological innovation, economic growth, development of large-scale agriculture, and the expansion of the federal government characterized the era, as did the social tensions brought about by immigration, financial turmoil, federal Indian policy, and increasing demands for rights by workers, women, and minorities.
Explanation:
The talented/ best players.
If we only consider genetic factors alone, approximately only 1 in 100,000 people are genetically gifted to become top level athletes.
This mean that the scouts of professional sport teams have to undergone competition to obtain such talent because they are very scarce
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The Columbian Exchange caused population growth in Europe by bringing new crops from the Americas and started Europe's economic shift towards capitalism. Colonization disrupted ecosytems, bringing in new organisms like pigs, while completely eliminating others like beavers.
Answer:
I would assume it is the Great Depression
