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.
This group of objects highlights innovation and industrialization in the late 1800s, and the benefits as well as detriments of becoming an economic and industrial power
Explanation:
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B. communism disappeared from Latin America
The Sioux agreed to settle within a reservation in Black Hills of the Dakota territory in exchange for peace.
Treaty of Tordesillas<span>, (June 7, 1494), agreement between </span>Spain and Portugal<span> aimed at settling conflicts over lands newly discovered or explored by Christopher Columbus and other late 15th-century voyagers. Map showing the line of demarcation between </span>Spanish and Portuguese<span> territory</span>