The New South movement was an effort by southern leaders to integrate the South more fully with the rest of the US and to do away with the old plantation-based economy. It largely failed to gain significant momentum in terms of race relations and economic development by WWI.
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Answer:
D
Explanation:
Boxer Day, St Patrick's Day, Valentine's Day, Ramadhan, and Yom Kippur are not national U.S. holidays. Therefore, the answer must be D.