Briefly explain how one specific historical event or development in the period 1919–1930 that is not explicitly mentioned in the excerpts could be used to support leuchtenburg's interpretation.

the answer is in the us third parties have yet to win the presidency hope this ! can you mark brainliest?

u idek                                                                                                                                               /

answer; delirium is a common adverse reaction seen when elderly patients take diphenhydramine;

answer; presidential election years;