They actually don't know for sure what led to the decline but a lot of people believe that the Aryans invaded and conquered the Indus Civilization which would make sense because they were the next people group to live there. I hope this helps!
The reason that transformed U.S Politics in the 1920s is the ascent of progressive politicians. The correct answer is option B. This period was known as the Progressive Era. This transformed the U.S Politics because its aim was to eliminate the corruption in the government.
Answer:
<em>Abraham Lincoln, John Breckenridge, John Bell, And Stephen Douglas</em>
Explanation:
<em>Abraham Lincoln → National Union Party → Lincoln was morally opposed to slavery </em>
<em>John Breckenridge → Democratic Party → Had publicly declared his opposition to "impairing in any form" the legal protection of slavery.</em>
<em>John Bell → Democratic Party → Bell opposed efforts to expand slavery to the U.S. territories.</em>
<em>Stephen Douglas → Democratic Party → Douglas believed that popular sovereignty would defuse the tension between the proslavery and antislavery factions.</em>
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<em>I hope this helps!</em>
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