The U.S. politics in the 1920s were transformed by a shift in voter allegiances due to the Great Depression, leading to Democratic Party dominance.
The transformation of U.S. politics in the 1920s was primarily sparked by the shift in voter allegiances, resulting from the Great Depression.
This period witnessed a significant movement towards the Democratic Party, as citizens abandoned the Republican Party after the economic collapse.
Subsequently, the Democrats gained control of both the presidency and Congress, marking a notable realignment in American party politics.
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