President Roosevelt used ethos, an appeal based on the speaker's credibility, to justify Executive Order No. 9066 targeting Japanese Americans during WWII.
President Roosevelt used ethos as the mode of persuasion to appeal to his audience in Executive Order No. 9066. Ethos is an appeal based on the speaker's credibility. In this case, Roosevelt's authority as the President gave credibility to the order he issued.
By authorizing the Secretary of War to designate military areas and impose restrictions on individuals, Roosevelt leveraged his position of power and credibility to justify the actions outlined in the order.
The Executive Order targeted Japanese Americans during WWII, and despite the lack of evidence to support their classification as a security risk, Roosevelt's ethos as the President influenced the implementation of the order.
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